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A143549 as a simple table

n a(n)
0 1
1 1
2 3
3 17
4 85
5 598
6 3473
7 26668
8 166429
9 1340079
10 8724438
11 72374714
12 484498327
13 4102336176
14 28009706440
15 240729330116
16 1668007246157
17 14499527706129
18 101618389067849
19 891275643857227
20 6303425058175018
21 55686806813191060

[1,1,3,17,85,598,3473,26668,166429,1340079,
 8724438,72374714,484498327,4102336176,28009706440,
 240729330116,1668007246157,14499527706129,
 101618389067849,891275643857227,6303425058175018,
 55686806813191060]

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Last modified March 29 04:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)