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 A294434 #9 Nov 16 2017 10:00:15 %S A294434 0,1,2,4,5,11,14,16,17,19,20,25,26,32,34,40,41,44,47,49,52,56,59,65, %T A294434 67,77,86,89,91,94,95,104,110,115,116,119,121,122,125,130,136,140,146, %U A294434 149,151,154,161,164,179,185,187,196,205,206,209,214,215,220,221 %N A294434 a(0)=0; for n>0, a(n) = (A163778(n)-1)/2. %C A294434 Appears to be equal to the indices of maximal entries in A294673. %H A294434 N. J. A. Sloane, <a href="/A294434/b294434.txt">Table of n, a(n) for n = 0..6706</a> %Y A294434 Cf. A163778, A294673. %K A294434 nonn %O A294434 0,3 %A A294434 _N. J. A. Sloane_, Nov 16 2017