n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 16 |
3 | 1393 |
4 | 26481 |
5 | 247731 |
6 | 1516515 |
7 | 6978790 |
8 | 26131686 |
9 | 83684778 |
10 | 237014778 |
11 | 607915231 |
12 | 1436816095 |
13 | 3170754405 |
14 | 6600189141 |
15 | 13064343516 |
16 | 24750198748 |
17 | 45116627556 |
18 | 79482515700 |
19 | 135826148445 |
20 | 225852708445 |
21 | 366397514791 |
22 | 581244702423 |
23 | 903454469346 |
24 | 1378306878690 |
25 | 2066986566190 |
[0,0,16,1393,26481,247731,1516515,6978790, 26131686,83684778,237014778,607915231,1436816095, 3170754405,6600189141,13064343516,24750198748, 45116627556,79482515700,135826148445,225852708445, 366397514791,581244702423,903454469346, 1378306878690,2066986566190] |