n | a(n) |
---|---|
11 | 1 |
12 | 24 |
13 | 325 |
14 | 3276 |
15 | 27405 |
16 | 201376 |
17 | 1344904 |
18 | 8347680 |
19 | 48903492 |
20 | 273438880 |
21 | 1471442973 |
22 | 7669339132 |
23 | 38910617655 |
24 | 192928249296 |
25 | 937845656300 |
26 | 4481381406320 |
27 | 21094923659355 |
28 | 97997533741800 |
29 | 449972009097765 |
30 | 2044802197953900 |
31 | 9206478467454345 |
32 | 41107996877935680 |
[1,24,325,3276,27405,201376,1344904,8347680, 48903492,273438880,1471442973,7669339132, 38910617655,192928249296,937845656300, 4481381406320,21094923659355,97997533741800, 449972009097765,2044802197953900,9206478467454345, 41107996877935680] |