A101731 - OEIS

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A101731 as a simple table

n	a(n)
1	0
2	1
3	5
4	9
5	11
6	12
7	21
8	31
9	45
10	60
11	67
12	89
13	109
14	651
15	1607
16	1903
17	2002
18	3037
19	3085
20	9579
21	9697
22	10638
23	14460

[0,1,5,9,11,12,21,31,45,60,67,89,109,651,1607, 1903,2002,3037,3085,9579,9697,10638,14460]