n | a(n) |
---|---|
0 | 1 |
1 | 140 |
2 | 5673 |
3 | 89520 |
4 | 790425 |
5 | 4756140 |
6 | 21841937 |
7 | 82112704 |
8 | 264639729 |
9 | 754898668 |
10 | 1950230969 |
11 | 4641494832 |
12 | 10309971465 |
13 | 21592075596 |
14 | 42980713761 |
15 | 81851507456 |
16 | 149924818657 |
17 | 265300850124 |
18 | 455235310153 |
19 | 759857498672 |
20 | 1237071456633 |
21 | 1968924291180 |
22 | 3069774212913 |
23 | 4696644466368 |
[1,140,5673,89520,790425,4756140,21841937, 82112704,264639729,754898668,1950230969, 4641494832,10309971465,21592075596,42980713761, 81851507456,149924818657,265300850124, 455235310153,759857498672,1237071456633, 1968924291180,3069774212913,4696644466368] |