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A297671 as a simple table

n a(n)
0 0
1 0
2 0
3 1
4 7
5 41
6 260
7 1930
8 17463
9 200008
10 3026192
11 62212319
12 1742874972
13 65794989216
14 3314857545154
15 222226981778153
16 19858056830333695
17 2371636836808937036
18 378993965527624639893

[0,0,0,1,7,41,260,1930,17463,200008,3026192,
 62212319,1742874972,65794989216,3314857545154,
 222226981778153,19858056830333695,
 2371636836808937036,378993965527624639893]

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Last modified April 16 04:38 EDT 2024. Contains 371696 sequences. (Running on oeis4.)