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A155239 as a simple table

n a(n)
4 1
5 7
6 19
7 37
8 144
9 940
10 6913
11 44442
12 383165
13 4775804
14 73750670
15 1270986469
16 26693174009
17 724206936085
18 24621385504435 

[1,7,19,37,144,940,6913,44442,383165,4775804,
 73750670,1270986469,26693174009,724206936085,
 24621385504435]

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Last modified April 25 09:28 EDT 2024. Contains 371967 sequences. (Running on oeis4.)