n | a(n) |
---|---|
1 | 272 |
2 | 980 |
3 | 3164 |
4 | 11984 |
5 | 40856 |
6 | 159004 |
7 | 551048 |
8 | 2185372 |
9 | 7639428 |
10 | 30731272 |
11 | 108061936 |
12 | 439375016 |
13 | 1551527016 |
14 | 6358076852 |
15 | 22519342100 |
16 | 92803479508 |
17 | 329391982880 |
18 | 1362841851812 |
19 | 4844325889344 |
20 | 20098730525504 |
21 | 71515038046716 |
[272,980,3164,11984,40856,159004,551048,2185372, 7639428,30731272,108061936,439375016,1551527016, 6358076852,22519342100,92803479508,329391982880, 1362841851812,4844325889344,20098730525504, 71515038046716] |