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A222881 as a simple table

n a(n)
1 15
2 2150
3 443510
4 95867967
5 20978414941
6 4643150795564
7 1036481888251762
8 232912437941917635
9 52614561200004212957
10 11936312777288007185980
11 2717468404561524996790251
12 620503805193057253513443782 

[15,2150,443510,95867967,20978414941,
 4643150795564,1036481888251762,232912437941917635,
 52614561200004212957,11936312777288007185980,
 2717468404561524996790251,
 620503805193057253513443782]

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Last modified April 23 03:30 EDT 2024. Contains 371906 sequences. (Running on oeis4.)