n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 15 |
3 | 54 |
4 | 130 |
5 | 255 |
6 | 441 |
7 | 700 |
8 | 1044 |
9 | 1485 |
10 | 2035 |
11 | 2706 |
12 | 3510 |
13 | 4459 |
14 | 5565 |
15 | 6840 |
16 | 8296 |
17 | 9945 |
18 | 11799 |
19 | 13870 |
20 | 16170 |
21 | 18711 |
22 | 21505 |
23 | 24564 |
24 | 27900 |
25 | 31525 |
26 | 35451 |
27 | 39690 |
28 | 44254 |
29 | 49155 |
30 | 54405 |
31 | 60016 |
32 | 66000 |
33 | 72369 |
34 | 79135 |
35 | 86310 |
36 | 93906 |
37 | 101935 |
38 | 110409 |
39 | 119340 |
[0,1,15,54,130,255,441,700,1044,1485,2035,2706, 3510,4459,5565,6840,8296,9945,11799,13870,16170, 18711,21505,24564,27900,31525,35451,39690,44254, 49155,54405,60016,66000,72369,79135,86310,93906, 101935,110409,119340] |