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 A014449 #12 Jul 02 2025 16:01:55 %S A014449 4,11,11,26,66,26,57,302,302,57,120,1191,2416,1191,120,247,4293,15619, %T A014449 15619,4293,247,502,14608,88234,156190,88234,14608,502,1013,47840, %U A014449 455192,1310354,1310354,455192,47840,1013,2036,152637,2203488,9738114 %N A014449 Numbers in the triangle of Eulerian numbers (A008292) that are not 1. %D A014449 R. L. Graham, D. E. Knuth and O. Patashnik, Concrete Mathematics. Addison-Wesley, Reading, MA, 1990, p. 254. %K A014449 nonn,tabf,easy %O A014449 1,1 %A A014449 _Mohammad K. Azarian_ %E A014449 More terms from _James Sellers_ %E A014449 Offset corrected by _Mohammad K. Azarian_, Nov 19 2008