n | a(n) |
---|---|
8 | 1 |
9 | 1 |
10 | 5 |
11 | 15 |
12 | 43 |
13 | 99 |
14 | 217 |
15 | 429 |
16 | 810 |
17 | 1430 |
18 | 2438 |
19 | 3978 |
20 | 6310 |
21 | 9690 |
22 | 14550 |
23 | 21318 |
24 | 30667 |
25 | 43263 |
26 | 60115 |
27 | 82225 |
28 | 111041 |
29 | 148005 |
30 | 195143 |
31 | 254475 |
32 | 328756 |
33 | 420732 |
34 | 534076 |
35 | 672452 |
36 | 840652 |
37 | 1043460 |
38 | 1287036 |
39 | 1577532 |
40 | 1922741 |
[1,1,5,15,43,99,217,429,810,1430,2438,3978,6310, 9690,14550,21318,30667,43263,60115,82225,111041, 148005,195143,254475,328756,420732,534076,672452, 840652,1043460,1287036,1577532,1922741] |