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A121197 as a simple table

n a(n)
1 2
2 2
3 8
4 34
5 158
6 777
7 4006
8 21224
9 114348
10 624222
11 3441050
12 19121530
13 106957272 

[2,2,8,34,158,777,4006,21224,114348,624222,
 3441050,19121530,106957272]

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Last modified April 19 05:19 EDT 2024. Contains 371782 sequences. (Running on oeis4.)