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.
%I A004930 #12 Sep 06 2023 01:32:32 %S A004930 0,1364,2728,4092,5456,6820,8184,9548,10912,12276,13640,15004,16368, %T A004930 17732,19096,20460,21824,23188,24552,25916,27280,28644,30008,31372, %U A004930 32736,34100,35464,36828,38192 %N A004930 a(n) = floor(n*phi^15), where phi is the golden ratio, A001622. %H A004930 G. C. Greubel, <a href="/A004930/b004930.txt">Table of n, a(n) for n = 0..10000</a> %H A004930 Tanya Khovanova, <a href="http://www.tanyakhovanova.com/RecursiveSequences/NonRecursions.html">Non Recursions</a> %t A004930 Floor[GoldenRatio^(15)*Range[0, 60]] (* _G. C. Greubel_, Sep 05 2023 *) %o A004930 (Magma) [Floor((682+305*Sqrt(5))*n): n in [0..60]]; // _G. C. Greubel_, Sep 05 2023 %o A004930 (SageMath) [floor(golden_ratio^(15)*n) for n in range(61)] # _G. C. Greubel_, Sep 05 2023 %Y A004930 Cf. A004919, A004920, A004921, A004922, A004923, A004924, A004925. %Y A004930 Cf. A004926, A004927, A004928, A004929, A004931, A004932, A004933. %Y A004930 Cf. A004934, A004935, A004976, A066096, A090909. %Y A004930 Cf. A001622. %K A004930 nonn %O A004930 0,2 %A A004930 _N. J. A. Sloane_