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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.

A332239 a(n) = n^(n-2) - Sum_{k=1..n-1} k^(k-2) * a(n-k).

Table of values

n a(n)
1 1
2 0
3 2
4 11
5 96
6 1058
7 14292
8 229273
9 4268583
10 90599501
11 2161197285
12 57273924968
13 1670125069883
14 53158796477452
15 1834276943996477
16 68212851126889959
17 2719975462998554200
18 115777392670653923870
19 5240030485305934701421
20 251291379101960875175412

List of values

[1, 0, 2, 11, 96, 1058, 14292, 229273, 4268583, 90599501, 2161197285, 57273924968, 1670125069883, 53158796477452, 1834276943996477, 68212851126889959, 2719975462998554200, 115777392670653923870, 5240030485305934701421, 251291379101960875175412]

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

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