n | a(n) |
---|---|
0 | 1 |
1 | 200 |
2 | 6800 |
3 | 97880 |
4 | 822560 |
5 | 4780008 |
6 | 21278640 |
7 | 77548920 |
8 | 242080320 |
9 | 668274440 |
10 | 1669752016 |
11 | 3842321560 |
12 | 8251811680 |
13 | 16711687720 |
14 | 32179616240 |
15 | 59307908024 |
16 | 105189061760 |
17 | 180344446280 |
18 | 300011499280 |
19 | 485792684760 |
20 | 767737840032 |
21 | 1186940456040 |
22 | 1798737871920 |
[1,200,6800,97880,822560,4780008,21278640, 77548920,242080320,668274440,1669752016, 3842321560,8251811680,16711687720,32179616240, 59307908024,105189061760,180344446280, 300011499280,485792684760,767737840032, 1186940456040,1798737871920] |