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A159926 as a simple table

n a(n)
1 1
2 4
3 16
4 77
5 447
6 3053
7 23978
8 212750
9 2103523
10 22926004
11 273008526
12 3526184835
13 49093579165
14 732877502641
15 11676946463092
16 197775212369924
17 3548276876195541
18 67219485435345356
19 1340841431830711580

[1,4,16,77,447,3053,23978,212750,2103523,22926004,
 273008526,3526184835,49093579165,732877502641,
 11676946463092,197775212369924,3548276876195541,
 67219485435345356,1340841431830711580]

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Last modified April 25 05:18 EDT 2024. Contains 371964 sequences. (Running on oeis4.)