n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 1 |
4 | 2 |
5 | 3 |
6 | 6 |
7 | 9 |
8 | 15 |
9 | 22 |
10 | 33 |
11 | 46 |
12 | 66 |
13 | 89 |
14 | 122 |
15 | 162 |
16 | 216 |
17 | 281 |
18 | 368 |
19 | 472 |
20 | 608 |
21 | 772 |
22 | 981 |
23 | 1233 |
24 | 1552 |
25 | 1934 |
26 | 2411 |
27 | 2984 |
28 | 3691 |
29 | 4537 |
30 | 5575 |
[0,0,1,2,3,6,9,15,22,33,46,66,89,122,162,216,281, 368,472,608,772,981,1233,1552,1934,2411,2984,3691, 4537,5575] |