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A015940 as a simple table

n a(n)
1 1
2 5
3 917
4 3223
5 62911
6 326329
7 395819
8 33504053
9 4446226763
10 17556128765
11 141613728437
12 5259417592253
13 113837290408523

[1,5,917,3223,62911,326329,395819,33504053,
 4446226763,17556128765,141613728437,5259417592253,
 113837290408523]

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Last modified May 8 20:32 EDT 2021. Contains 343668 sequences. (Running on oeis4.)