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 A259416 #4 Jun 26 2015 13:15:22 %S A259416 0,0,0,1,2,3,12,6,26,31,58,24,480,51,304,851,1537,251,6028,2466,13789, %T A259416 12657,8870,3121,222384,100805,49405,290641,536006,42613,2666244, %U A259416 446497,3716882,3111635,1694821,10652139,76062672,16224451,27896232,51359105,282500593 %N A259416 The pi-based arithmetic derivative of the n-th Fibonacci number. %H A259416 Alois P. Heinz, <a href="/A259416/b259416.txt">Table of n, a(n) for n = 0..58</a> %F A259416 a(n) = A258851(A000045(n)). %Y A259416 Cf. A000045, A258851. %K A259416 nonn %O A259416 0,5 %A A259416 _Alois P. Heinz_, Jun 26 2015