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A217807 as a simple table

n a(n)
1 1
2 4
3 29
4 292
5 3620
6 51866
7 827415
8 14350467
9 266218320

[1,4,29,292,3620,51866,827415,14350467,266218320]

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Last modified October 17 12:33 EDT 2019. Contains 328112 sequences. (Running on oeis4.)