n | a(n) |
---|---|
0 | 14 |
1 | 84 |
2 | 490 |
3 | 2856 |
4 | 16646 |
5 | 97020 |
6 | 565474 |
7 | 3295824 |
8 | 19209470 |
9 | 111960996 |
10 | 652556506 |
11 | 3803378040 |
12 | 22167711734 |
13 | 129202892364 |
14 | 753049642450 |
15 | 4389094962336 |
16 | 25581520131566 |
17 | 149100025827060 |
18 | 869018634830794 |
19 | 5065011783157704 |
20 | 29521052064115430 |
21 | 172061300601534876 |
[14,84,490,2856,16646,97020,565474,3295824, 19209470,111960996,652556506,3803378040, 22167711734,129202892364,753049642450, 4389094962336,25581520131566,149100025827060, 869018634830794,5065011783157704, 29521052064115430,172061300601534876] |