n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 12 |
3 | 87 |
4 | 416 |
5 | 1475 |
6 | 4236 |
7 | 10437 |
8 | 22912 |
9 | 45981 |
10 | 85900 |
11 | 151371 |
12 | 254112 |
13 | 409487 |
14 | 637196 |
15 | 962025 |
16 | 1414656 |
17 | 2032537 |
18 | 2860812 |
19 | 3953311 |
20 | 5373600 |
21 | 7196091 |
22 | 9507212 |
23 | 12406637 |
24 | 16008576 |
25 | 20443125 |
26 | 25857676 |
27 | 32418387 |
28 | 40311712 |
[0,1,12,87,416,1475,4236,10437,22912,45981,85900, 151371,254112,409487,637196,962025,1414656, 2032537,2860812,3953311,5373600,7196091,9507212, 12406637,16008576,20443125,25857676,32418387, 40311712] |