n | a(n) |
---|---|
1 | 1664 |
2 | 2640 |
3 | 6470 |
4 | 14908 |
5 | 35948 |
6 | 85826 |
7 | 210582 |
8 | 525800 |
9 | 1281188 |
10 | 3230514 |
11 | 8269042 |
12 | 20728732 |
13 | 53387162 |
14 | 139225802 |
15 | 357534236 |
16 | 936054498 |
17 | 2475510686 |
18 | 6476921720 |
19 | 17167048240 |
20 | 45854800004 |
21 | 121609864088 |
22 | 325220317710 |
23 | 874682014058 |
[1664,2640,6470,14908,35948,85826,210582,525800, 1281188,3230514,8269042,20728732,53387162, 139225802,357534236,936054498,2475510686, 6476921720,17167048240,45854800004,121609864088, 325220317710,874682014058] |