n | a(n) |
---|---|
10 | 0 |
11 | 1 |
12 | 66 |
13 | 2136 |
14 | 48579 |
15 | 898863 |
16 | 14610058 |
17 | 218221409 |
18 | 3081371441 |
19 | 41910602023 |
20 | 556179920807 |
21 | 7267182345418 |
22 | 94111399090828 |
23 | 1213858926603121 |
24 | 15651109608458234 |
25 | 202299948430668867 |
26 | 2627021681962917991 |
27 | 34330686032977315128 |
28 | 452091022434364946290 |
[0,1,66,2136,48579,898863,14610058,218221409, 3081371441,41910602023,556179920807,7267182345418, 94111399090828,1213858926603121,15651109608458234, 202299948430668867,2627021681962917991, 34330686032977315128,452091022434364946290] |