n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 5 |
4 | 7 |
5 | 19 |
6 | 26 |
7 | 123 |
8 | 395 |
9 | 5258 |
10 | 26685 |
11 | 31943 |
12 | 58628 |
13 | 500967 |
14 | 559595 |
15 | 1620157 |
16 | 7040223 |
17 | 8660380 |
18 | 15700603 |
19 | 636684500 |
20 | 652385103 |
21 | 7812920633 |
22 | 24091147002 |
23 | 176450949647 |
24 | 200542096649 |
25 | 1580245626190 |
26 | 1780787722839 |
27 | 3361033349029 |
[1,1,2,5,7,19,26,123,395,5258,26685,31943,58628, 500967,559595,1620157,7040223,8660380,15700603, 636684500,652385103,7812920633,24091147002, 176450949647,200542096649,1580245626190, 1780787722839,3361033349029] |