n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 5 |
3 | 262 |
4 | 529 |
5 | 1320 |
6 | 69169 |
7 | 139658 |
8 | 348485 |
9 | 18260878 |
10 | 36870241 |
11 | 92001360 |
12 | 4820940961 |
13 | 9733883282 |
14 | 24288707525 |
15 | 1272746674582 |
16 | 2569782056689 |
17 | 6412310787960 |
18 | 336009943030609 |
19 | 678432196849178 |
20 | 1692874336728965 |
21 | 88707897706755358 |
[1,2,5,262,529,1320,69169,139658,348485,18260878, 36870241,92001360,4820940961,9733883282, 24288707525,1272746674582,2569782056689, 6412310787960,336009943030609,678432196849178, 1692874336728965,88707897706755358] |