n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 14 |
3 | 75 |
4 | 439 |
5 | 2718 |
6 | 17483 |
7 | 115575 |
8 | 779716 |
9 | 5342937 |
10 | 37065029 |
11 | 259694334 |
12 | 1834494025 |
13 | 13048232853 |
14 | 93352065596 |
15 | 671245767795 |
16 | 4847769647701 |
17 | 35145881098272 |
18 | 255674861620439 |
19 | 1865618971630305 |
20 | 13650358024120804 |
21 | 100123485522075447 |
22 | 736036670999528711 |
[1,3,14,75,439,2718,17483,115575,779716,5342937, 37065029,259694334,1834494025,13048232853, 93352065596,671245767795,4847769647701, 35145881098272,255674861620439,1865618971630305, 13650358024120804,100123485522075447, 736036670999528711] |