n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 23 |
3 | 333 |
4 | 2916 |
5 | 16725 |
6 | 70911 |
7 | 241913 |
8 | 701968 |
9 | 1798281 |
10 | 4173775 |
11 | 8942021 |
12 | 17930628 |
13 | 34009053 |
14 | 61518471 |
15 | 106823025 |
16 | 179003456 |
17 | 290715793 |
18 | 459239463 |
19 | 707740861 |
20 | 1066780100 |
21 | 1576090341 |
22 | 2286660783 |
23 | 3263156073 |
24 | 4586706576 |
[0,1,23,333,2916,16725,70911,241913,701968, 1798281,4173775,8942021,17930628,34009053, 61518471,106823025,179003456,290715793,459239463, 707740861,1066780100,1576090341,2286660783, 3263156073,4586706576] |