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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.

A366355 a(n) = (-1)^n * QPochhammer(n, n, n).

Table of values

n a(n)
0 1
1 0
2 3
3 416
4 722925
5 23205371904
6 17674407688984375
7 384914699001548351078400
8 278893192683059452825059069034425
9 7650586837724400321220283274999910891520000
10 8900101000088880011112998877890031110997889100010099891

List of values

[1, 0, 3, 416, 722925, 23205371904, 17674407688984375, 384914699001548351078400, 278893192683059452825059069034425, 7650586837724400321220283274999910891520000, 8900101000088880011112998877890031110997889100010099891]

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

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