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March 2024 - Challenge
This problem was suggested by Latchezar Christov - thanks Latchezar!
LetThe first such sequences are:
Your Goal:
Please find the initial term
of the sequence
A Bonus
"*" will be given for finding the initial term
of the sequence
We will post the names of those who submit a correct, original solution! If you don't want your name posted then please include such a statement in your submission!
We invite visitors to our website to submit an elegant solution. Send your submission to the ponder@il.ibm.com.
If you have any problems you think we might enjoy, please send them in. All replies should be sent to: ponder@il.ibm.com
Challenge:
03/03/2024 @ 10:55 AM EST
Solution:
09/04/2024 @ 12:00 PM EST
List Updated:
18/04/2024 @ 13:30 PM EST
*Lazar Ilic(3/3/2024 11:13 AM IDT)
Evan Semet(3/3/2024 12:27 PM IDT)
Dan Dima(3/3/2024 1:08 PM IDT)
*Alper Halbutogullari(3/3/2024 1:32 PM IDT)
*Daniel Chong Jyh Tar(3/3/2024 1:32 PM IDT)
Ashfaque Shaikh(3/3/2024 1:53 PM IDT)
*Hugo Pfoertner(3/3/2024 2:03 PM IDT)
Lorenz Reichel(3/3/2024 2:15 PM IDT)
*Bert Dobbelaere(3/3/2024 3:29 PM IDT)
Guillaume Escamocher(3/3/2024 3:53 PM IDT)
Laurence Warne(3/3/2024 5:13 PM IDT)
*Dominik Reichl(3/3/2024 6:17 PM IDT)
Kang Jin Cho(3/3/2024 6:43 PM IDT)
Vamsi Krishna Talupula(3/3/2024 7:17 PM IDT)
*John Tromp(3/3/2024 7:27 PM IDT)
Rudy Cortembert(3/3/2024 8:01 PM IDT)
Giorgos Kalogeropoulos(3/3/2024 8:46 PM IDT)
*Yi Jiang(3/3/2024 9:11 PM IDT)
Amos Guler(3/3/2024 9:14 PM IDT)
*Victor Chang(3/3/2024 10:13 PM IDT)
Michael Branicky(3/3/2024 10:20 PM IDT)
Fabio Michele Negroni(3/3/2024 10:35 PM IDT)
*Michael Liepelt(3/3/2024 10:56 PM IDT)
*Sanandan Swaminathan(4/3/2024 12:30 AM IDT)
*Bertram Felgenhauer(4/3/2024 12:43 AM IDT)
Michał Franczak(4/3/2024 1:43 AM IDT)
*Reiner Martin(4/3/2024 2:29 AM IDT)
Shirish Chinchalkar(4/3/2024 2:33 AM IDT)
*Joaquim Carrapa(4/3/2024 3:53 AM IDT)
*Cameron Ritson(4/3/2024 4:07 AM IDT)
Kipp Johnson(4/3/2024 4:31 AM IDT)
Peter Williams(4/3/2024 5:52 AM IDT)
*Reda Kebbaj(4/3/2024 7:05 AM IDT)
Dwij Mehta(4/3/2024 8:02 AM IDT)
*Zachary Chan(4/3/2024 9:38 AM IDT)
*Dieter Beckerle(4/3/2024 10:23 AM IDT)
Christofer Ohlsson(4/3/2024 10:52 AM IDT)
*Serge Batalov(4/3/2024 11:18 AM IDT)
Guilliou Robin(4/3/2024 1:41 PM IDT)
Paul Revenant(4/3/2024 3:26 PM IDT)
Mathias Schenker(4/3/2024 4:23 PM IDT)
Prashant Wankhede(4/3/2024 5:17 PM IDT)
John Spurgeon(4/3/2024 5:21 PM IDT)
Balakrishnan V(4/3/2024 5:36 PM IDT)
Dheeraj Reddy(4/3/2024 8:40 PM IDT)
*Karl-Heinz Hofmann(4/3/2024 8:59 PM IDT)
Marcelo De Barros(4/3/2024 11:50 PM IDT)
Kennedy(5/3/2024 12:19 AM IDT)
*Alexander Marschoun(5/3/2024 12:51 AM IDT)
Wolfgang Kais(5/3/2024 2:05 AM IDT)
*Jingran Lin(5/3/2024 2:22 AM IDT)
*Daniel Bitin(5/3/2024 8:49 AM IDT)
Christoph Schmidt(5/3/2024 9:24 AM IDT)
Evan Schor(5/3/2024 9:45 AM IDT)
*Gary M. Gerken(5/3/2024 9:57 AM IDT)
Nigel Brumpton(5/3/2024 10:59 AM IDT)
Alex Fleischer(5/3/2024 12:38 PM IDT)
Evert van Dijken(5/3/2024 12:56 PM IDT)
Tamir Ganor & Shouky Dan(5/3/2024 2:39 PM IDT)
Graham Hemsley(5/3/2024 4:51 PM IDT)
*Alexander Daryin(5/3/2024 7:36 PM IDT)
Thomas Egense(5/3/2024 8:58 PM IDT)
Christoph Baumgarten(5/3/2024 10:40 PM IDT)
Alex Izvalov(5/3/2024 11:45 PM IDT)
Matt Cristina(6/3/2024 12:23 AM IDT)
Kurt Foster(6/3/2024 3:23 AM IDT)
Lorenzo Gianferrari Pini(6/3/2024 7:43 AM IDT)
Quentin Higueret(6/3/2024 9:54 AM IDT)
Clive Tong(6/3/2024 3:34 PM IDT)
*Franciraldo Cavalcante(6/3/2024 6:57 PM IDT)
*Guglielmo Sanchini(6/3/2024 6:59 PM IDT)
Pattu Patnaik(6/3/2024 8:15 PM IDT)
James Dow Allen(6/3/2024 9:06 PM IDT)
Diana Gornea(6/3/2024 11:19 PM IDT)
*King Pig(7/3/2024 8:23 AM IDT)
*Arthur Vause(7/3/2024 12:31 PM IDT)
*Vladimir Volevich(7/3/2024 1:17 PM IDT)
Rajesh Sathiyanarayanan(7/3/2024 5:36 PM IDT)
*Asaf Zimmerman(7/3/2024 9:30 PM IDT)
Florian Sikora(8/3/2024 1:08 AM IDT)
*Yan-Wu He(8/3/2024 3:15 AM IDT)
Gyozo Nagy(8/3/2024 11:16 AM IDT)
Ralf Jonas(8/3/2024 1:33 PM IDT)
Sri Mallikarjun J(8/3/2024 3:53 PM IDT)
Andrew Gauld(8/3/2024 4:21 PM IDT)
Yash Pote(8/3/2024 5:40 PM IDT)
*Hansraj Nahata(9/3/2024 4:36 AM IDT)
Arnold Yim(9/3/2024 2:45 PM IDT)
*Rashid Naimi(9/3/2024 5:29 PM IDT)
Turgay Yuktas(9/3/2024 5:44 PM IDT)
José Eduardo Gaboardi de Carvalho(9/3/2024 6:48 PM IDT)
Wenjie Yang(9/3/2024 10:42 PM IDT)
Hriday Ajinkya(9/3/2024 11:06 PM IDT)
Julien Vincent Pradier(10/3/2024 1:03 AM IDT)
*Grant Boudreaux(10/3/2024 6:02 AM IDT)
Paul Lupascu(10/3/2024 10:21 AM IDT)
*Ryoma Izumihara(10/3/2024 3:07 PM IDT)
Andrew Scherbakov(10/3/2024 6:27 PM IDT)
*Harald Bögeholz(10/3/2024 8:01 PM IDT)
*Dezhi Zhao(11/3/2024 2:13 AM IDT)
Mark J. Murphy(11/3/2024 3:29 AM IDT)
Tim Walters(11/3/2024 11:04 PM IDT)
Fred Cruz(12/3/2024 7:50 AM IDT)
*Emmanuel Lazard(12/3/2024 5:56 PM IDT)
Abdul Isik(13/3/2024 6:25 AM IDT)
*Andreas Knüpfer(13/3/2024 10:06 AM IDT)
Adrian Neacsu(13/3/2024 10:21 PM IDT)
*Phil Proudman(13/3/2024 11:50 PM IDT)
Shelby Doolittle(14/3/2024 3:33 AM IDT)
Abhinav Bana(14/3/2024 4:36 AM IDT)
Blaine Hill(15/3/2024 12:00 AM IDT)
Piyush Agrawal(15/3/2024 11:17 AM IDT)
Jean-Marie Madiot(15/3/2024 11:59 AM IDT)
Stefan Wirth(15/3/2024 2:16 PM IDT)
Karl D’Souza(15/3/2024 4:04 PM IDT)
Senthan Sivatharan(15/3/2024 9:52 PM IDT)
Manish Kumar & R. Subramanian & D. Antony Louis Piriyakumar(16/3/2024 6:00 PM IDT)
*David Greer(16/3/2024 11:19 PM IDT)
*Mark Pervovskiy(17/3/2024 12:13 AM IDT)
*Karl Mahlburg(17/3/2024 2:23 AM IDT)
*Marco Bellocchi(17/3/2024 5:40 AM IDT)
*Fakih Karademir(17/3/2024 2:29 PM IDT)
*Govind Jujare(17/3/2024 10:09 PM IDT)
Arvind Venkatesan(17/3/2024 11:23 PM IDT)
Jordan Rinder(18/3/2024 1:33 AM IDT)
Marco Signoretto(18/3/2024 7:04 PM IDT)
*David F.H. Dunkley(19/3/2024 5:53 PM IDT)
Nikhil Mishra(19/3/2024 6:07 PM IDT)
Dejan Stakic(19/3/2024 6:50 PM IDT)
*Sean Egan(19/3/2024 10:55 PM IDT)
*Nyles Heise(20/3/2024 3:41 AM IDT)
Ethan EJ Watkins(20/3/2024 5:06 AM IDT)
*Martin Thorne(20/3/2024 4:03 PM IDT)
Wolfgang Glas(21/3/2024 2:30 AM IDT)
Puvichakravarthy Ramachandran(21/3/2024 8:07 PM IDT)
Dan Ismailescu(22/3/2024 8:36 PM IDT)
Austin Lee(23/3/2024 4:07 PM IDT)
*Andrea Andenna(23/3/2024 4:24 PM IDT)
Hakan Summakoğlu(23/3/2024 8:42 PM IDT)
David Kelly(25/3/2024 7:55 PM IDT)
*Greg Janée(25/3/2024 11:00 PM IDT)
Davi Yan Macedo Brandao(26/3/2024 12:09 AM IDT)
*Mauro Bampo(26/3/2024 12:24 AM IDT)
Soham Sud(26/3/2024 1:06 PM IDT)
Igor Karp(26/3/2024 2:33 PM IDT)
*Li Li(26/3/2024 4:54 PM IDT)
Michael Swart(26/3/2024 7:41 PM IDT)
Sanjay Rao(27/3/2024 9:34 AM IDT)
*Ido Meisner(28/3/2024 3:21 AM IDT)
*Chris Shannon(28/3/2024 7:55 AM IDT)
Karthik G(28/3/2024 1:34 PM IDT)
*Nicholas Daskalovic(28/3/2024 7:35 PM IDT)
Andrew Fiorillo(28/3/2024 11:33 PM IDT)
Armin Krauss(29/3/2024 5:50 PM IDT)
David Vainapel(29/3/2024 8:41 PM IDT)
*Chintan Maggu(30/3/2024 1:00 AM IDT)
Nadir S. and Jonas Oja(30/3/2024 2:41 PM IDT)
*Dillon Davis(30/3/2024 5:44 PM IDT)
*K S(31/3/2024 12:40 AM IDT)
Teawoo Kim(31/3/2024 2:40 AM IDT)
*Liubing Yu(31/3/2024 7:05 AM IDT)
Guy Daniel Hadas(31/3/2024 11:24 AM IDT)
Stéphane Higueret(31/3/2024 1:33 PM IDT)
Pavel Stoimenov(31/3/2024 3:09 PM IDT)
*Heitor Fernandes(31/3/2024 3:32 PM IDT)
Jose Coelho(31/3/2024 7:30 PM IDT)
Justin Snopek(31/3/2024 8:00 PM IDT)
*Mark Mammel(1/4/2024 12:21 AM IDT)
Fabio Filatrella(1/4/2024 1:01 AM IDT)
Hans-Peter Schrei(1/4/2024 1:47 AM IDT)
Todd Will(1/4/2024 2:05 AM IDT)
Jeffrey Curtis(1/4/2024 2:47 AM IDT)
Noam Nisgav(2/4/2024 8:29 AM IDT)
Shalev Zuriel(2/4/2024 8:29 AM IDT)
*Zoltan Haindrich(2/4/2024 9:44 AM IDT)
*Aviv Nisgav(2/4/2024 11:34 AM IDT)
Brenton Bostick(2/4/2024 5:32 PM IDT)
Sofia Kozlova(2/4/2024 9:01 PM IDT)
Dario Filatrella(3/4/2024 4:27 PM IDT)
Narayan Ramanathan(4/4/2024 12:26 AM IDT)
Radu-Alexandru Todor(4/4/2024 3:22 AM IDT)
*Motty Porat(4/4/2024 1:24 PM IDT)
Ariel Erusalinsky(4/4/2024 1:55 PM IDT)
Daniel Copeland(4/4/2024 3:47 PM IDT)
Elena Pavlova(4/4/2024 9:54 PM IDT)
Thomas Ilsche(5/4/2024 3:36 PM IDT)