n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 45 |
3 | 234 |
4 | 730 |
5 | 1755 |
6 | 3591 |
7 | 6580 |
8 | 11124 |
9 | 17685 |
10 | 26785 |
11 | 39006 |
12 | 54990 |
13 | 75439 |
14 | 101115 |
15 | 132840 |
16 | 171496 |
17 | 218025 |
18 | 273429 |
19 | 338770 |
20 | 415170 |
21 | 503811 |
22 | 605935 |
23 | 722844 |
24 | 855900 |
25 | 1006525 |
26 | 1176201 |
27 | 1366470 |
28 | 1578934 |
29 | 1815255 |
30 | 2077155 |
31 | 2366416 |
32 | 2684880 |
[0,1,45,234,730,1755,3591,6580,11124,17685,26785, 39006,54990,75439,101115,132840,171496,218025, 273429,338770,415170,503811,605935,722844,855900, 1006525,1176201,1366470,1578934,1815255,2077155, 2366416,2684880] |