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A146831
as a simple table
n
a(n)
1
1
2
1
3
1
4
17
5
49
6
317
7
3643
8
63437
9
1864637
10
68228177
11
3719926503
12
324717444923
13
42997787423811
[1,1,1,17,49,317,3643,63437,1864637,68228177, 3719926503,324717444923,42997787423811]
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Last modified May 14 14:46 EDT 2024. Contains 372533 sequences. (Running on oeis4.)