A166431 - OEIS

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A166431 as a simple table

n	a(n)
0	1
1	37
2	1332
3	47952
4	1726272
5	62145792
6	2237248512
7	80540946432
8	2899474071552
9	104381066575872
10	3757718396731392
11	135277862282329446
12	4870003042163836080
13	175320109517897236410
14	6311523942644269461840

[1,37,1332,47952,1726272,62145792,2237248512, 80540946432,2899474071552,104381066575872, 3757718396731392,135277862282329446, 4870003042163836080,175320109517897236410, 6311523942644269461840]