n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 5 |
3 | 19 |
4 | 69 |
5 | 341 |
6 | 1203 |
7 | 6336 |
8 | 22593 |
9 | 121483 |
10 | 438533 |
11 | 2381512 |
12 | 8677763 |
13 | 47419503 |
14 | 173984792 |
15 | 954961034 |
16 | 3522101709 |
17 | 19397198595 |
18 | 71831252031 |
19 | 396646918211 |
20 | 1473610012405 |
21 | 8154682794333 |
22 | 30376120747792 |
23 | 168394714422722 |
24 | 628648474795879 |
25 | 3490216221862041 |
26 | 13053833414221023 |
27 | 72566287730964469 |
[1,1,5,19,69,341,1203,6336,22593,121483,438533, 2381512,8677763,47419503,173984792,954961034, 3522101709,19397198595,71831252031,396646918211, 1473610012405,8154682794333,30376120747792, 168394714422722,628648474795879,3490216221862041, 13053833414221023,72566287730964469] |