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A216785 as a simple table

n a(n)
1 0
2 0
3 1
4 2
5 8
6 28
7 145
8 1022
9 12320
10 274785
11 12007355
12 1019030127
13 165091859656
14 50502058491413
15 29054157815353374
16 31426486309136268658
17 64001015806929213894372
18 245935864212056913811498454
19 1787577725208700551275529005084
20 24637809253253259917745389824933448

[0,0,1,2,8,28,145,1022,12320,274785,12007355,
 1019030127,165091859656,50502058491413,
 29054157815353374,31426486309136268658,
 64001015806929213894372,
 245935864212056913811498454,
 1787577725208700551275529005084,
 24637809253253259917745389824933448]

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Last modified August 15 08:18 EDT 2024. Contains 375173 sequences. (Running on oeis4.)