n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 9 |
3 | 39 |
4 | 121 |
5 | 285 |
6 | 579 |
7 | 1069 |
8 | 1815 |
9 | 2904 |
10 | 4396 |
11 | 6417 |
12 | 9060 |
13 | 12448 |
14 | 16704 |
15 | 21969 |
16 | 28414 |
17 | 36153 |
18 | 45393 |
19 | 56272 |
20 | 69012 |
21 | 83814 |
22 | 100888 |
23 | 120447 |
24 | 142692 |
25 | 167944 |
26 | 196341 |
27 | 228231 |
28 | 263815 |
29 | 303435 |
30 | 347295 |
31 | 395794 |
32 | 449244 |
33 | 507867 |
34 | 572014 |
[0,1,9,39,121,285,579,1069,1815,2904,4396,6417, 9060,12448,16704,21969,28414,36153,45393,56272, 69012,83814,100888,120447,142692,167944,196341, 228231,263815,303435,347295,395794,449244,507867, 572014] |