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 A303585 #20 Jul 16 2018 03:51:18 %S A303585 50238568800,5824121940000,46919196354240,50564131254000, %T A303585 80493123110400,195778384956000,307148642236800,799863695270640 %N A303585 Numbers i such that Fibonacci(i) is divisible by i+k for k = 0..8. %o A303585 (PARI) fibomod(n, m) = lift(Mod([0, 1; 1, 1], m)^(n+1))[1, 1]; %o A303585 isok(n) = prod(k=0, 8, fibomod(n, n+k)==0); %Y A303585 Subsequence of A300555. %Y A303585 Cf. A000045, A023172, A217738, A221018, A225219, A298684, A298685, A298686, A298687, A298688, A299155. %K A303585 nonn,more %O A303585 1,1 %A A303585 _Silvester Resnik_, May 25 2018