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A241287 as a simple table

n a(n)
1 56
2 139
3 1615
4 6783
5 20717
6 451318
7 1543713
8 8288114
9 79113707
10 276340333
11 1878731208
12 14642190232
13 59010752583
14 404841299508
15 2875913561864
16 13757588225177
17 90753330244908
18 606550462257317
19 3111205949073436

[56,139,1615,6783,20717,451318,1543713,8288114,
 79113707,276340333,1878731208,14642190232,
 59010752583,404841299508,2875913561864,
 13757588225177,90753330244908,606550462257317,
 3111205949073436]

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Last modified January 31 12:38 EST 2023. Contains 359971 sequences. (Running on oeis4.)