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A349023 as a simple table

n a(n)
0 1
1 2
2 11
3 64
4 417
5 2892
6 20941
7 156500
8 1198049
9 9346690
10 74042938
11 594001236
12 4815995027
13 39399831458
14 324840184326
15 2696343599336
16 22514057175337
17 188977375146888
18 1593661234493561
19 13495942411592260
20 114723671513478118
21 978570384358686064

[1,2,11,64,417,2892,20941,156500,1198049,9346690,
 74042938,594001236,4815995027,39399831458,
 324840184326,2696343599336,22514057175337,
 188977375146888,1593661234493561,
 13495942411592260,114723671513478118,
 978570384358686064]

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Last modified July 24 08:15 EDT 2024. Contains 374575 sequences. (Running on oeis4.)