n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 3 |
4 | 6 |
5 | 78 |
6 | 171 |
7 | 300 |
8 | 2850 |
9 | 8256 |
10 | 9453 |
11 | 14706 |
12 | 120786 |
13 | 208335 |
14 | 399171 |
15 | 405450 |
16 | 416328 |
17 | 448878 |
18 | 720600 |
19 | 5877306 |
20 | 6046503 |
21 | 6835753 |
22 | 9350650 |
23 | 10122750 |
24 | 18431556 |
25 | 19130205 |
26 | 22596003 |
27 | 35309406 |
28 | 499169406 |
29 | 934394835 |
30 | 969430528 |
31 | 999335571 |
32 | 1059265378 |
33 | 1730160900 |
[0,1,3,6,78,171,300,2850,8256,9453,14706,120786, 208335,399171,405450,416328,448878,720600,5877306, 6046503,6835753,9350650,10122750,18431556, 19130205,22596003,35309406,499169406,934394835, 969430528,999335571,1059265378,1730160900] |