n | a(n) |
---|---|
5 | 1 |
6 | 14 |
7 | 113 |
8 | 720 |
9 | 4033 |
10 | 20864 |
11 | 102356 |
12 | 483680 |
13 | 2223482 |
14 | 10009570 |
15 | 44330931 |
16 | 193798624 |
17 | 838329841 |
18 | 3595080184 |
19 | 15305823256 |
20 | 64766503744 |
21 | 272635026526 |
22 | 1142528179324 |
23 | 4769415499234 |
24 | 19842220567264 |
25 | 82303947852506 |
26 | 340491603805344 |
27 | 1405318295426488 |
28 | 5788074933453632 |
29 | 23794580648906708 |
30 | 97653338015578634 |
31 | 400157876088981431 |
[1,14,113,720,4033,20864,102356,483680,2223482, 10009570,44330931,193798624,838329841,3595080184, 15305823256,64766503744,272635026526, 1142528179324,4769415499234,19842220567264, 82303947852506,340491603805344,1405318295426488, 5788074933453632,23794580648906708, 97653338015578634,400157876088981431] |