A299836 - OEIS

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A299836 as a simple table

n	a(n)
1	3
2	236
3	7388
4	198202
5	5544044
6	156175241
7	4390323230
8	123389988671
9	3468206088400
10	97483926155429
11	2740055381681771
12	77016820598291470
13	2164770726349218014
14	60846868000557200365
15	1710269486907135949823

[3,236,7388,198202,5544044,156175241,4390323230, 123389988671,3468206088400,97483926155429, 2740055381681771,77016820598291470, 2164770726349218014,60846868000557200365, 1710269486907135949823]