n | a(n) |
---|---|
0 | 1 |
1 | 7 |
2 | 35 |
3 | 140 |
4 | 490 |
5 | 1547 |
6 | 4522 |
7 | 12405 |
8 | 32305 |
9 | 80465 |
10 | 192899 |
11 | 447146 |
12 | 1006145 |
13 | 2204475 |
14 | 4715510 |
15 | 9869132 |
16 | 20247710 |
17 | 40786690 |
18 | 80782800 |
19 | 157510780 |
20 | 302666903 |
21 | 573720808 |
22 | 1073720305 |
23 | 1985506775 |
24 | 3630307835 |
25 | 6567206471 |
26 | 11760658378 |
27 | 20860415590 |
28 | 36665885170 |
29 | 63891010155 |
30 | 110415782785 |
31 | 189320804673 |
32 | 322174588225 |
[1,7,35,140,490,1547,4522,12405,32305,80465, 192899,447146,1006145,2204475,4715510,9869132, 20247710,40786690,80782800,157510780,302666903, 573720808,1073720305,1985506775,3630307835, 6567206471,11760658378,20860415590,36665885170, 63891010155,110415782785,189320804673, 322174588225] |