A181222 - OEIS

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A181222 as a simple table

n	a(n)
1	44
2	1936
3	34020
4	845531
5	21513936
6	507962194
7	12297765846
8	298705742479
9	7214603356059
10	174532135006271
11	4223718879095262
12	102172834596986892
13	2471821868183143126
14	59801751244062857757
15	1446764589780206695039

[44,1936,34020,845531,21513936,507962194, 12297765846,298705742479,7214603356059, 174532135006271,4223718879095262, 102172834596986892,2471821868183143126, 59801751244062857757,1446764589780206695039]