n | a(n) |
---|---|
1 | 12 |
2 | 1724 |
3 | 47732 |
4 | 447528 |
5 | 2475008 |
6 | 9824176 |
7 | 31155004 |
8 | 84017312 |
9 | 200493156 |
10 | 434793200 |
11 | 873257136 |
12 | 1646890444 |
13 | 2946873064 |
14 | 5043331924 |
15 | 8307662160 |
16 | 13238602092 |
17 | 20492707704 |
18 | 30919086656 |
19 | 45598979576 |
20 | 65890555856 |
21 | 93479027928 |
[12,1724,47732,447528,2475008,9824176,31155004, 84017312,200493156,434793200,873257136,1646890444, 2946873064,5043331924,8307662160,13238602092, 20492707704,30919086656,45598979576,65890555856, 93479027928] |