n | a(n) |
---|---|
10 | 1 |
11 | 10 |
12 | 109 |
13 | 857 |
14 | 5915 |
15 | 36063 |
16 | 202712 |
17 | 1066920 |
18 | 5342964 |
19 | 25702079 |
20 | 119712521 |
21 | 542946033 |
22 | 2408776681 |
23 | 10490222605 |
24 | 44973252446 |
25 | 190237502710 |
26 | 795469360671 |
27 | 3293109382032 |
28 | 13514583025521 |
29 | 55040336697141 |
30 | 222657353371499 |
31 | 895378574918015 |
32 | 3581602988204833 |
[1,10,109,857,5915,36063,202712,1066920,5342964, 25702079,119712521,542946033,2408776681, 10490222605,44973252446,190237502710,795469360671, 3293109382032,13514583025521,55040336697141, 222657353371499,895378574918015,3581602988204833] |