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 A077226 #7 Jul 29 2017 19:42:16 %S A077226 0,3,7,4,1,8,2,5,17,13,9,6,19,21,29,27,32,10,28,25,33,12,56,11,16,36, %T A077226 15,41,14,23,59,51,22,61,18,20,73,69,84,58,57,62,65,81,24,26,64,89,35, %U A077226 100,75,78,76,109,37,116,31,30,34,111,126,92,44,98,86,124,45,121,94,99 %N A077226 Inverse of A051261, i.e., (n, a(n), a(n)) is a winning position in 3-pile Wythoff game. %H A077226 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %Y A077226 Cf. A018219. %K A077226 nonn %O A077226 0,2 %A A077226 _Christian G. Bower_, Oct 29 2002