n | a(n) |
---|---|
1 | 15 |
2 | 126 |
3 | 429 |
4 | 1020 |
5 | 1995 |
6 | 3450 |
7 | 5481 |
8 | 8184 |
9 | 11655 |
10 | 15990 |
11 | 21285 |
12 | 27636 |
13 | 35139 |
14 | 43890 |
15 | 53985 |
16 | 65520 |
17 | 78591 |
18 | 93294 |
19 | 109725 |
20 | 127980 |
21 | 148155 |
22 | 170346 |
23 | 194649 |
24 | 221160 |
25 | 249975 |
26 | 281190 |
27 | 314901 |
28 | 351204 |
29 | 390195 |
30 | 431970 |
31 | 476625 |
32 | 524256 |
33 | 574959 |
[15,126,429,1020,1995,3450,5481,8184,11655,15990, 21285,27636,35139,43890,53985,65520,78591,93294, 109725,127980,148155,170346,194649,221160,249975, 281190,314901,351204,390195,431970,476625,524256, 574959] |