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A130019 as a simple table

n a(n)
0 0
1 0
2 1
3 6
4 27
5 114
6 483
7 2106
8 9537
9 44934
10 219933
11 1115286
12 5842707
13 31537314
14 174991443
15 996169146
16 5808168297
17 34633891734
18 210943794093
19 1310837402646
20 8302614222507
21 53552183145234
22 351468155184003
23 2345436650546106

[0,0,1,6,27,114,483,2106,9537,44934,219933,
 1115286,5842707,31537314,174991443,996169146,
 5808168297,34633891734,210943794093,1310837402646,
 8302614222507,53552183145234,351468155184003,
 2345436650546106]

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Last modified April 24 11:01 EDT 2024. Contains 371936 sequences. (Running on oeis4.)