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A262398 as a simple table

n a(n)
1 0
2 0
3 3
4 56
5 511
6 194
7 46976
8 104633
9 546681
10 41130177
11 643108140
12 7034542959
13 65748733699
14 1518781632657
15 35097481516962
16 396029533782911
17 4146710666095789
18 159899356955923308
19 3662069108121609141
20 109629928744379590001
21 828180977946159463007

[0,0,3,56,511,194,46976,104633,546681,41130177,
 643108140,7034542959,65748733699,1518781632657,
 35097481516962,396029533782911,4146710666095789,
 159899356955923308,3662069108121609141,
 109629928744379590001,828180977946159463007]

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Last modified April 24 10:11 EDT 2024. Contains 371935 sequences. (Running on oeis4.)