cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A004931 a(n) = floor(n*phi^16), where phi is the golden ratio, A001622.

This page as a plain text file.
%I A004931 #11 Sep 06 2023 01:33:32
%S A004931 0,2206,4413,6620,8827,11034,13241,15448,17655,19862,22069,24276,
%T A004931 26483,28690,30897,33104,35311,37518,39725,41932,44139,46346,48553,
%U A004931 50760,52967,55174,57381,59588,61795
%N A004931 a(n) = floor(n*phi^16), where phi is the golden ratio, A001622.
%H A004931 G. C. Greubel, <a href="/A004931/b004931.txt">Table of n, a(n) for n = 0..10000</a>
%t A004931 Floor[GoldenRatio^(16)*Range[0, 60]] (* _G. C. Greubel_, Sep 06 2023 *)
%o A004931 (Magma) [Floor((2207+987*Sqrt(5))*n/2): n in [0..60]]; // _G. C. Greubel_, Sep 06 2023
%o A004931 (SageMath) [floor(golden_ratio^(16)*n) for n in range(61)] # _G. C. Greubel_, Sep 06 2023
%Y A004931 Cf. A004919, A004920, A004921, A004922, A004923, A004924, A004925.
%Y A004931 Cf. A004926, A004927, A004928, A004929, A004930, A004932, A004933.
%Y A004931 Cf. A004934, A004935, A004976, A066096, A090909.
%Y A004931 Cf. A001622.
%K A004931 nonn
%O A004931 0,2
%A A004931 _N. J. A. Sloane_