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A208816 as a simple table

n a(n)
0 1
1 1
2 1
3 3
4 9
5 39
6 193
7 1135
8 7585
9 57055
10 476161
11 4366399
12 43627393
13 471693439
14 5486186497
15 68296367871
16 906012795393
17 12758750871039
18 190081374027777
19 2986828127798271
20 49367131036252161
21 856162355062638591
22 15545263081776742401
23 294905583408022810623

[1,1,1,3,9,39,193,1135,7585,57055,476161,4366399,
 43627393,471693439,5486186497,68296367871,
 906012795393,12758750871039,190081374027777,
 2986828127798271,49367131036252161,
 856162355062638591,15545263081776742401,
 294905583408022810623]

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Last modified April 23 19:56 EDT 2024. Contains 371916 sequences. (Running on oeis4.)