A186909 - OEIS

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A186909 as a simple table

n	a(n)
1	1276581035
2	99241308567
3	4813465754996
4	171334955820947
5	4805827783188400
6	110909004238159456
7	2169936652932512523
8	36804096662464163093
9	550615265988952206164
10	7367827886026471340866
11	89189622390253052611607

[1276581035,99241308567,4813465754996, 171334955820947,4805827783188400, 110909004238159456,2169936652932512523, 36804096662464163093,550615265988952206164, 7367827886026471340866,89189622390253052611607]