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 A014623 #17 Jul 24 2022 22:06:32 %S A014623 1,1,2,7,33,201,1479,12842,127952 %N A014623 Sequence arising from analysis of Levine's sequence A011784: essentially a duplicate of A144005. %C A014623 Presumably this is the same as A144005. %C A014623 Yes, I can confirm that. On Aug 28 1997 Colin Mallows wrote to me saying he obtained the present sequence (A014623) by inverting - or reverting - Levine's sequence A011784 using the tables in David-Kendall-Barton (1966). - _N. J. A. Sloane_, Jul 24 2022 %D A014623 F. N. David, M. G. Kendall and D. E. Barton, Symmetric Function and Allied Tables, Cambridge, 1966. %Y A014623 A144005 is a better version - _N. J. A. Sloane_, Jul 24 2022 %Y A014623 Cf. A011784. %K A014623 nonn %O A014623 0,3 %A A014623 _Colin Mallows_