n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 11 |
3 | 50 |
4 | 150 |
5 | 355 |
6 | 721 |
7 | 1316 |
8 | 2220 |
9 | 3525 |
10 | 5335 |
11 | 7766 |
12 | 10946 |
13 | 15015 |
14 | 20125 |
15 | 26440 |
16 | 34136 |
17 | 43401 |
18 | 54435 |
19 | 67450 |
20 | 82670 |
21 | 100331 |
22 | 120681 |
23 | 143980 |
24 | 170500 |
25 | 200525 |
26 | 234351 |
27 | 272286 |
28 | 314650 |
29 | 361775 |
30 | 414005 |
31 | 471696 |
32 | 535216 |
33 | 604945 |
34 | 681275 |
[0,1,11,50,150,355,721,1316,2220,3525,5335,7766, 10946,15015,20125,26440,34136,43401,54435,67450, 82670,100331,120681,143980,170500,200525,234351, 272286,314650,361775,414005,471696,535216,604945, 681275] |