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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.

A348322 a(n) = Sum_{k=0..n} (-1)^k * binomial(n^2 - k,n*k).

Table of values

n a(n)
0 1
1 1
2 -2
3 -48
4 1626
5 931040
6 -479909170
7 -5499596761127
8 43158334880135692
9 9081843551946977373216
10 -1095541637114516172591381711
11 -4049135740387789992460066844854898
12 7569951149407063102291625516677078697579

List of values

[1, 1, -2, -48, 1626, 931040, -479909170, -5499596761127, 43158334880135692, 9081843551946977373216, -1095541637114516172591381711, -4049135740387789992460066844854898, 7569951149407063102291625516677078697579]

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

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