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.

A318417 Scaled g.f. T(u) = Sum_{n>=0} a(n)*(3*u/48)^n satisfies 3*(2*u-1)*T + d/du(4*u*(2*u-1)*(u-1)*T') = 0, and a(0)=1; sequence gives a(n).

Table of values

n a(n)
0 1
1 12
2 228
3 5040
4 121380
5 3093552
6 82047504
7 2240162496
8 62508328740
9 1773580002480
10 50988042273168
11 1481392081181376
12 43413834762798864
13 1281498837550545600
14 38059165854011995200
15 1136249610240102992640
16 34076899109906247654180
17 1026061759878805529676720

List of values

[1, 12, 228, 5040, 121380, 3093552, 82047504, 2240162496, 62508328740, 1773580002480, 50988042273168, 1481392081181376, 43413834762798864, 1281498837550545600, 38059165854011995200, 1136249610240102992640, 34076899109906247654180, 1026061759878805529676720]