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A300920 as a simple table

n a(n)
1 1
2 40
3 290
4 4066
5 48588
6 640673
7 8265835
8 108469760
9 1419225976
10 18612718736
11 243965442778
12 3199006474569
13 41943406467118
14 549970038257539
15 7211211285768759
16 94554378260472599
17 1239807002239604003

[1,40,290,4066,48588,640673,8265835,108469760,
 1419225976,18612718736,243965442778,3199006474569,
 41943406467118,549970038257539,7211211285768759,
 94554378260472599,1239807002239604003]

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Last modified April 23 11:35 EDT 2024. Contains 371912 sequences. (Running on oeis4.)