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A197854
as a simple table
n
a(n)
1
1
2
1
3
4
4
23
5
99
6
3534
7
128172
8
3539360
9
652403517
10
143579369777
[1,1,4,23,99,3534,128172,3539360,652403517, 143579369777]
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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)
