n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 3 |
6 | 5 |
7 | 7 |
8 | 11 |
9 | 18 |
10 | 22 |
11 | 30 |
12 | 36 |
13 | 47 |
14 | 56 |
15 | 72 |
16 | 82 |
17 | 97 |
18 | 111 |
19 | 132 |
20 | 145 |
21 | 170 |
22 | 186 |
23 | 216 |
24 | 240 |
25 | 260 |
26 | 290 |
27 | 324 |
28 | 360 |
29 | 381 |
30 | 420 |
[0,0,0,1,3,5,7,11,18,22,30,36,47,56,72,82,97,111, 132,145,170,186,216,240,260,290,324,360,381,420] |