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A177311 as a simple table

n a(n)
0 1
1 1
2 12870
3 9465511770
4 580132098966420
5 19840440079542390102
6 1061489454895820193068774

[1,1,12870,9465511770,580132098966420,
 19840440079542390102,1061489454895820193068774]

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Last modified April 25 09:15 EDT 2024. Contains 371967 sequences. (Running on oeis4.)