cp's OEIS Frontend

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.

A129278 Column 2 of triangle A129276; a(n) is the coefficient of q^(2n+2) in the squared q-factorial of n+2.

Table of values

n a(n)
0 1
1 8
2 106
3 1558
4 23589
5 360499
6 5530445
7 85040656
8 1310211074
9 20223812711
10 312728963211
11 4844238210807
12 75161494829564
13 1167972975649534
14 18175688264003359
15 283219807758089612
16 4418626917709277371

List of values

[1, 8, 106, 1558, 23589, 360499, 5530445, 85040656, 1310211074, 20223812711, 312728963211, 4844238210807, 75161494829564, 1167972975649534, 18175688264003359, 283219807758089612, 4418626917709277371]