A251509 - OEIS

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A251509 as a simple table

n	a(n)
1	2264
2	45470
3	915152
4	18567350
5	376244106
6	7639226604
7	154952279458
8	3146594605076
9	63848094348452
10	1296601032070086
11	26315008742183990
12	534392066090620644
13	10847117570755931818
14	220273420818183080412

[2264,45470,915152,18567350,376244106,7639226604, 154952279458,3146594605076,63848094348452, 1296601032070086,26315008742183990, 534392066090620644,10847117570755931818, 220273420818183080412]