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 A327010 #8 Aug 12 2019 23:26:53 %S A327010 1,2,3,4,7,11,19,33,56,100,177,321,585,1073,1980,3684,6886,12909, %T A327010 24305,45886,86912,165059,314181,599343,1145657,2193951,4208697, %U A327010 8086122,15558747,29977903,57833191,111705481,216002074,418115774 %N A327010 Indices of records in A327008. %C A327010 a(n) = smallest m such that A327008(m) = n-1. %F A327010 For n >= 5, a(n) = sqrt(A327009(n+1)+1). %Y A327010 Cf. A000196, A327007, A327008, A327009. %K A327010 nonn %O A327010 1,2 %A A327010 _Max Alekseyev_, Aug 12 2019