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A145971 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 9
6 9
7 54
8 93
9 747
10 1903
11 18738
12 80363
13 1083847
14 6706491
15 120203159
16 1028058854 

[1,1,1,1,9,9,54,93,747,1903,18738,80363,1083847,
 6706491,120203159,1028058854]

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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)