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A330445 as a simple table

n a(n)
0 0
1 1
2 1
3 5
4 19
5 89
6 691
7 7265
8 74299
9 722489
10 8224291
11 130439825
12 2456898379
13 45287950889
14 781106871091
15 13479917085185
16 268959501687259
17 6688186010251289
18 187628967639969091
19 5285049770439071345
20 144061583071243096939

[0,1,1,5,19,89,691,7265,74299,722489,8224291,
 130439825,2456898379,45287950889,781106871091,
 13479917085185,268959501687259,6688186010251289,
 187628967639969091,5285049770439071345,
 144061583071243096939]

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Last modified July 16 18:33 EDT 2024. Contains 374358 sequences. (Running on oeis4.)