n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 1 |
4 | 3 |
5 | 2 |
6 | 1 |
7 | 9 |
8 | 6 |
9 | 4 |
10 | 3 |
11 | 31 |
12 | 22 |
13 | 16 |
14 | 12 |
15 | 9 |
16 | 121 |
17 | 90 |
18 | 68 |
19 | 52 |
20 | 40 |
21 | 31 |
22 | 523 |
23 | 402 |
24 | 312 |
25 | 244 |
26 | 192 |
27 | 152 |
28 | 121 |
[0,1,1,3,2,1,9,6,4,3,31,22,16,12,9,121,90,68,52, 40,31,523,402,312,244,192,152,121] |