The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A001550

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A001550

a(n) = 1^n + 2^n + 3^n.
(history; published version)

#93 by N. J. A. Sloane at Fri Nov 01 23:36:59 EDT 2024

STATUS

proposed

approved

#92 by Chai Wah Wu at Fri Nov 01 23:25:25 EDT 2024

STATUS

editing

proposed

#91 by Chai Wah Wu at Fri Nov 01 23:25:18 EDT 2024

PROG

(Python)

def A001550(n): return 3**n+(1<<n)+1 # Chai Wah Wu, Nov 01 2024

STATUS

approved

editing

#90 by Charles R Greathouse IV at Thu Sep 08 08:44:29 EDT 2022

PROG

(MAGMAMagma) [1^n + 2^n + 3^n : n in [0..30]]; // Wesley Ivan Hurt, Jun 25 2020

Discussion

Thu Sep 08

08:44

OEIS Server: https://oeis.org/edit/global/2944

#89 by Charles R Greathouse IV at Wed Apr 13 13:25:15 EDT 2022

LINKS

Simon Plouffe, <a href="https://arxiv.org/abs/0911.4975">Approximations de séries génératrices et quelques conjectures</a>, Dissertation, Université du Québec à Montréal, 1992; arXiv:0911.4975 [math.NT], 2009.

Discussion

Wed Apr 13

13:25

OEIS Server: https://oeis.org/edit/global/2938

#88 by Susanna Cuyler at Thu Apr 01 23:07:51 EDT 2021

STATUS

proposed

approved

#87 by Michael De Vlieger at Thu Apr 01 22:10:19 EDT 2021

STATUS

editing

proposed

#86 by Michael De Vlieger at Thu Apr 01 22:10:17 EDT 2021

LINKS

Simon Plouffe, <a href="/A000051/a000051_2.pdf">1031 Generating Functions</a>, Appendix to Thesis, Montreal, 1992.

Kai Wang, <a href="https://www.fq.math.ca/Papers1/58-5/wang.pdf">Girard-Waring Type Formula For A Generalized Fibonacci Sequence</a>, Fibonacci Quarterly (2020) Vol. 58, No. 5, 229-235.

STATUS

approved

editing

#85 by Charles R Greathouse IV at Fri Mar 12 22:32:34 EST 2021

LINKS

Simon Plouffe, <a href="https://arxiv.org/ftp/arxiv/papers/0911abs/0911.4975.pdf">Approximations de séries génératrices et quelques conjectures</a>, Dissertation, Université du Québec à Montréal, 1992.

Discussion

Fri Mar 12

22:32

OEIS Server: https://oeis.org/edit/global/2898

#84 by N. J. A. Sloane at Mon Feb 22 14:14:28 EST 2021

LINKS

Simon Plouffe, <a href="http://www.lacim.uqam.ca/%7Eplouffe/articlesA000051/FonctionsGeneratricesa000051_2.pdf">1031 Generating Functions and Conjectures</a>, Université du Québec à Montréal, Appendix to Thesis, Montreal, 1992.

Discussion

Mon Feb 22

14:14

OEIS Server: https://oeis.org/edit/global/2888