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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.

A203306 Vandermonde determinant of (1!, 2!, 3!, ..., n!).

Table of values

n a(n)
0 1
1 1
2 1
3 20
4 182160
5 27993556039680
6 4308936629569882673577984000
7 58707314863972899718827044647532534690532556800000
8 8707001005945253804913483804375384209011420702238388319242163029949808640000000000

List of values

[1, 1, 1, 20, 182160, 27993556039680, 4308936629569882673577984000, 58707314863972899718827044647532534690532556800000, 8707001005945253804913483804375384209011420702238388319242163029949808640000000000]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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