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 A256372 #5 Mar 27 2015 03:08:42 %S A256372 3,6,7,122,123,226,227,506,507,794,795,970,971,3118,3119,11074,11075, %T A256372 14502,14503,55536,55537,77752,77753,77754,77755,85524,85525,90434, %U A256372 90435,101222,101223,101226,101227,101230,101231,207146,207147,227730,227731,244576,244577,244578 %N A256372 Fixed points of permutations A256210 and A256371. %o A256372 (Haskell) %o A256372 a256372 n = a256372_list !! (n-1) %o A256372 a256372_list = [x | x <- [1..], a256210 x == x] %Y A256372 Cf. A256210, A256371. %K A256372 nonn %O A256372 1,1 %A A256372 _Reinhard Zumkeller_, Mar 26 2015