n | a(n) |
---|---|
1 | 1 |
2 | 6 |
3 | 39 |
4 | 270 |
5 | 1959 |
6 | 14706 |
7 | 113166 |
8 | 887004 |
9 | 7050837 |
10 | 56672622 |
11 | 459646488 |
12 | 3756181248 |
13 | 30893173038 |
14 | 255509028612 |
15 | 2123685458190 |
16 | 17728918028172 |
17 | 148590381782418 |
18 | 1249839423702828 |
19 | 10547139497197887 |
20 | 89271390230559918 |
21 | 757673193636234279 |
22 | 6446893091203601298 |
23 | 54983813851196942292 |
24 | 469959567684908644440 |
[1,6,39,270,1959,14706,113166,887004,7050837, 56672622,459646488,3756181248,30893173038, 255509028612,2123685458190,17728918028172, 148590381782418,1249839423702828, 10547139497197887,89271390230559918, 757673193636234279,6446893091203601298, 54983813851196942292,469959567684908644440] |