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A289316 as a simple table

n a(n)
0 1
1 1
2 2
3 8
4 37
5 219
6 1557
7 12994
8 124427
9 1344506
10 16178891
11 214522339
12 3107144562
13 48805300668
14 826268787588
15 14998055299920
16 290550119360174
17 5983278021430064
18 130512410617529321
19 3006012061455129053
20 72900477505718600661

[1,1,2,8,37,219,1557,12994,124427,1344506,
 16178891,214522339,3107144562,48805300668,
 826268787588,14998055299920,290550119360174,
 5983278021430064,130512410617529321,
 3006012061455129053,72900477505718600661]

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Last modified March 28 13:19 EDT 2024. Contains 371254 sequences. (Running on oeis4.)