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.

A111811 Column 0 of the matrix logarithm (A111810) of triangle A098539, which shifts columns left and up under matrix square; these terms are the result of multiplying the element in row n by n!.

Table of values

n a(n)
0 0
1 1
2 2
3 10
4 88
5 1096
6 11856
7 -402480
8 -1891968
9 36024603264
10 359905478400
11 -53686393014816000
12 -644141701131494400
13 1790653231402788752593920
14 25068910772059830672353280
15 -1280832036591718248285105113241600

List of values

[0, 1, 2, 10, 88, 1096, 11856, -402480, -1891968, 36024603264, 359905478400, -53686393014816000, -644141701131494400, 1790653231402788752593920, 25068910772059830672353280, -1280832036591718248285105113241600]