n | a(n) |
---|---|
1 | 1 |
2 | 10 |
3 | 55 |
4 | 200 |
5 | 560 |
6 | 1316 |
7 | 2730 |
8 | 5160 |
9 | 9075 |
10 | 15070 |
11 | 23881 |
12 | 36400 |
13 | 53690 |
14 | 77000 |
15 | 107780 |
16 | 147696 |
17 | 198645 |
18 | 262770 |
19 | 342475 |
20 | 440440 |
21 | 559636 |
22 | 703340 |
23 | 875150 |
24 | 1079000 |
25 | 1319175 |
26 | 1600326 |
27 | 1927485 |
28 | 2306080 |
29 | 2741950 |
30 | 3241360 |
[1,10,55,200,560,1316,2730,5160,9075,15070,23881, 36400,53690,77000,107780,147696,198645,262770, 342475,440440,559636,703340,875150,1079000, 1319175,1600326,1927485,2306080,2741950,3241360] |