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A302147 as a simple table

n a(n)
1 1
2 3
3 11
4 56
5 289
6 1529
7 8152
8 43676
9 234707
10 1264018
11 6818793
12 36833925
13 199192142
14 1078202540
15 5840738361
16 31660718262
17 171717441011
18 931774434881
19 5057989479520
20 27465580937300
21 149183431937487
22 810502022734382

[1,3,11,56,289,1529,8152,43676,234707,1264018,
 6818793,36833925,199192142,1078202540,5840738361,
 31660718262,171717441011,931774434881,
 5057989479520,27465580937300,149183431937487,
 810502022734382]

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Last modified November 24 03:39 EST 2020. Contains 338607 sequences. (Running on oeis4.)