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 A327457 #7 Sep 25 2019 08:04:37 %S A327457 1,1,1,-4,11,-20,18,29,-192,609,-1546,3526,-7612,16043,-33646,70811, %T A327457 -149254,311978,-637848,1256828,-2349416,4083285,-6371712,8192504, %U A327457 -5904271,-10617727,66446880,-219604201,598613303,-1479990203,3447208705,-7716077651,16800683537,-35877727580 %N A327457 Inverse binomial transform of A327743. %Y A327457 Cf. A327743. %K A327457 sign %O A327457 0,4 %A A327457 _N. J. A. Sloane_, Sep 24 2019