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A146191 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 3
6 13
7 31
8 85
9 561
10 4911
11 35269
12 314409
13 4382215
14 80159625
15 1612619787
16 40395227173
17 1368159254461
18 58890622637327
19 3064461664498081
20 200721016168368683
21 16988612946006051893
22 1814141923819418631539

[1,1,1,1,3,13,31,85,561,4911,35269,314409,4382215,
 80159625,1612619787,40395227173,1368159254461,
 58890622637327,3064461664498081,
 200721016168368683,16988612946006051893,
 1814141923819418631539]

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Last modified May 2 06:11 EDT 2024. Contains 372178 sequences. (Running on oeis4.)