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A075475 as a simple table

n a(n)
1 1
2 3
3 15
4 129
5 270
6 833
7 5044
8 59815
9 9633693
10 26427528
11 4642779313
12 26594615202
13 62935243460
14 91770096041
15 1648209018135 

[1,3,15,129,270,833,5044,59815,9633693,26427528,
 4642779313,26594615202,62935243460,91770096041,
 1648209018135]

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Last modified April 16 07:08 EDT 2024. Contains 371698 sequences. (Running on oeis4.)