n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 1 |
4 | 79 |
5 | 1987 |
6 | 16834 |
7 | 85275 |
8 | 317471 |
9 | 962089 |
10 | 2515262 |
11 | 5882109 |
12 | 12605095 |
13 | 25175191 |
14 | 47443474 |
15 | 85152487 |
16 | 146608359 |
17 | 243516365 |
18 | 392004286 |
19 | 613859609 |
20 | 938008287 |
21 | 1402264459 |
22 | 2055382210 |
23 | 2959442131 |
24 | 4192607119 |
[0,0,0,1,79,1987,16834,85275,317471,962089, 2515262,5882109,12605095,25175191,47443474, 85152487,146608359,243516365,392004286,613859609, 938008287,1402264459,2055382210,2959442131, 4192607119] |