A237725 - OEIS

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A237725 as a simple table

n	a(n)
1	1510
2	13496
3	122940
4	1145290
5	10499035
6	95855164
7	880137130
8	8127250116
9	74629273042
10	683964254956
11	6286003833036
12	57856832489276
13	531534461181318
14	4878726987367352
15	44841216521683074
16	412241976376016092

[1510,13496,122940,1145290,10499035,95855164, 880137130,8127250116,74629273042,683964254956, 6286003833036,57856832489276,531534461181318, 4878726987367352,44841216521683074, 412241976376016092]