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A305686 as a simple table

n a(n)
1 0
2 7
3 152
4 16658
5 6433903
6 9226209199
7 49083436693252
8 968465070692638039
9 70872690892664520015992
10 19236536201373166716419414330

[0,7,152,16658,6433903,9226209199,49083436693252,
 968465070692638039,70872690892664520015992,
 19236536201373166716419414330]

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Last modified August 3 02:56 EDT 2024. Contains 374875 sequences. (Running on oeis4.)