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A146597 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 3
6 7
7 19
8 51
9 237
10 1335
11 8829
12 68891
13 649429
14 7839465
15 116522409
16 2129542541
17 47609599737
18 1308687213295
19 44429361526611
20 1853713445956347 

[1,1,1,1,3,7,19,51,237,1335,8829,68891,649429,
 7839465,116522409,2129542541,47609599737,
 1308687213295,44429361526611,1853713445956347]

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Last modified May 14 04:33 EDT 2024. Contains 372528 sequences. (Running on oeis4.)