A223649 - OEIS

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A223649 as a simple table

n	a(n)
1	77
2	799
3	40981
4	1044311
5	24559913
6	569451603
7	13134713511
8	219299436501
9	4713184697381
10	96531089206559
11	1824338893531024
12	31421788959150494

[77,799,40981,1044311,24559913,569451603, 13134713511,219299436501,4713184697381, 96531089206559,1824338893531024,31421788959150494]