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A015566 as a simple table

n a(n)
0 0
1 1
2 7
3 58
4 469
5 3805
6 30856
7 250237
8 2029363
9 16457674
10 133467985
11 1082394961
12 8777976592
13 71187390793
14 577313524879
15 4681881191290
16 37968990062941
17 307919861162197
18 2497159938701848
19 20251398321372709
20 164234227697925595

[0,1,7,58,469,3805,30856,250237,2029363,16457674,
 133467985,1082394961,8777976592,71187390793,
 577313524879,4681881191290,37968990062941,
 307919861162197,2497159938701848,
 20251398321372709,164234227697925595]

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Last modified March 29 00:26 EDT 2024. Contains 371264 sequences. (Running on oeis4.)