A268748 - OEIS

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A268748 as a simple table

n	a(n)
1	41
2	659
3	10830
4	165019
5	2425799
6	34732937
7	487682438
8	6746117783
9	92215499119
10	1248437108837
11	16766958502992
12	223674635599161
13	2966748789292217
14	39154974765661223
15	514529476985579624
16	6735601878829825279

[41,659,10830,165019,2425799,34732937,487682438, 6746117783,92215499119,1248437108837, 16766958502992,223674635599161,2966748789292217, 39154974765661223,514529476985579624, 6735601878829825279]