n | a(n) |
---|---|
0 | 1 |
1 | 6 |
2 | 21 |
3 | 56 |
4 | 126 |
5 | 258 |
6 | 498 |
7 | 924 |
8 | 1659 |
9 | 2884 |
10 | 4872 |
11 | 8028 |
12 | 12965 |
13 | 20586 |
14 | 32187 |
15 | 49616 |
16 | 75468 |
17 | 113412 |
18 | 168590 |
19 | 248148 |
20 | 361929 |
21 | 523348 |
22 | 750660 |
23 | 1068576 |
24 | 1510428 |
25 | 2120934 |
26 | 2959692 |
27 | 4105808 |
28 | 5663814 |
29 | 7771452 |
30 | 10609576 |
31 | 14414676 |
32 | 19494855 |
33 | 26249984 |
34 | 35197536 |
[1,6,21,56,126,258,498,924,1659,2884,4872,8028, 12965,20586,32187,49616,75468,113412,168590, 248148,361929,523348,750660,1068576,1510428, 2120934,2959692,4105808,5663814,7771452,10609576, 14414676,19494855,26249984,35197536] |