n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 1 |
4 | 2 |
5 | 6 |
6 | 14 |
7 | 24 |
8 | 32 |
9 | 42 |
10 | 89 |
11 | 138 |
12 | 187 |
13 | 287 |
14 | 591 |
15 | 693 |
16 | 1054 |
17 | 1416 |
18 | 2151 |
19 | 4364 |
20 | 6600 |
21 | 8842 |
22 | 13354 |
23 | 17879 |
24 | 22418 |
25 | 24697 |
26 | 40653 |
27 | 45227 |
28 | 49811 |
29 | 75040 |
30 | 100357 |
31 | 151121 |
32 | 202000 |
33 | 252981 |
34 | 304025 |
35 | 457506 |
36 | 508744 |
37 | 611307 |
38 | 662636 |
39 | 996722 |
40 | 1331409 |
[0,0,1,2,6,14,24,32,42,89,138,187,287,591,693, 1054,1416,2151,4364,6600,8842,13354,17879,22418, 24697,40653,45227,49811,75040,100357,151121, 202000,252981,304025,457506,508744,611307,662636, 996722,1331409] |