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A231758 as a simple table

n a(n)
1 33
2 136
3 660
4 3213
5 14989
6 70927
7 338352
8 1603633
9 7596720
10 36066272
11 171140301
12 811651995
13 3850637109
14 18269376384
15 86668158745
16 411153474416
17 1950577525332
18 9253691650061
19 43899995716425
20 208265361505983
21 988028267125504 

[33,136,660,3213,14989,70927,338352,1603633,
 7596720,36066272,171140301,811651995,3850637109,
 18269376384,86668158745,411153474416,
 1950577525332,9253691650061,43899995716425,
 208265361505983,988028267125504]

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Last modified April 20 11:32 EDT 2024. Contains 371838 sequences. (Running on oeis4.)