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 A264324 #4 Nov 13 2015 20:24:39 %S A264324 1,150,17956,1354134,74605701,3373438200,134999600212,5013535378432, %T A264324 178086394182356,6171760208699812,211481116147026848, %U A264324 7230935446550288908,248287682074519332846,8600459778995519305416,301511114563838537243472,10722994509016940787519096 %N A264324 Number of permutations of [n] with exactly five (possibly overlapping) occurrences of the consecutive pattern 3412. %H A264324 Alois P. Heinz, <a href="/A264324/b264324.txt">Table of n, a(n) for n = 12..180</a> %Y A264324 Column k=5 of A264319. %K A264324 nonn %O A264324 12,2 %A A264324 _Alois P. Heinz_, Nov 11 2015