A172829 - OEIS

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A172829 as a simple table

n	a(n)
1	70
2	1093050
3	33833709700
4	1455918295922650
5	76034933358200884620
6	4509741556140302851191900
7	292602598138566972319466403000
8	20294029043417487085670761524956250

[70,1093050,33833709700,1455918295922650, 76034933358200884620,4509741556140302851191900, 292602598138566972319466403000, 20294029043417487085670761524956250]