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A091605 as a simple table

n a(n)
2 1
3 0
4 2
5 2
6 3
7 4
8 7
9 8
10 12
11 15
12 21
13 26
14 35
15 43
16 57
17 70
18 89
19 109
20 138
21 167
22 208
23 251
24 309
25 371
26 452
27 539
28 652
29 775
30 929
31 1099
32 1311
33 1543
34 1829
35 2146
36 2529
37 2957
38 3469
39 4040
40 4721
41 5481
42 6377
43 7381
44 8559
45 9875
46 11412
47 13133
48 15128
49 17364
50 19945
51 22833

[1,0,2,2,3,4,7,8,12,15,21,26,35,43,57,70,89,109,
 138,167,208,251,309,371,452,539,652,775,929,1099,
 1311,1543,1829,2146,2529,2957,3469,4040,4721,5481,
 6377,7381,8559,9875,11412,13133,15128,17364,19945,
 22833]

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Last modified December 8 20:37 EST 2021. Contains 349596 sequences. (Running on oeis4.)