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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.

A232773 Permanent of the n X n matrix with numbers 1,2,...,n^2 in order across rows.

Table of values

n a(n)
0 1
1 1
2 10
3 450
4 55456
5 14480700
6 6878394720
7 5373548250000
8 6427291156586496
9 11157501095973529920
10 26968983444160450560000
11 87808164603589940623344000
12 374818412822626584819196231680
13 2050842983500342507649178541536000
14 14112022767608502582976078751055052800

List of values

[1, 1, 10, 450, 55456, 14480700, 6878394720, 5373548250000, 6427291156586496, 11157501095973529920, 26968983444160450560000, 87808164603589940623344000, 374818412822626584819196231680, 2050842983500342507649178541536000, 14112022767608502582976078751055052800]

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

Content is available under The OEIS End-User License Agreement.