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A361920 as a simple table

n a(n)
0 1
1 1
2 2
3 5
4 16
5 61
6 280
7 1501
8 9394
9 68647
10 591570
11 6108298
12 77162708
13 1219779207
14 24648006828
15 647865966973
16 22437052221282
17 1032905858402302
18 63591727342096158
19 5258562027225785955
20 586001891321599337103
21 88241281449605821921186
22 17996565026907866304071630

[1,1,2,5,16,61,280,1501,9394,68647,591570,6108298,
 77162708,1219779207,24648006828,647865966973,
 22437052221282,1032905858402302,63591727342096158,
 5258562027225785955,586001891321599337103,
 88241281449605821921186,
 17996565026907866304071630]

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Last modified May 17 12:26 EDT 2024. Contains 372600 sequences. (Running on oeis4.)