n | a(n) |
---|---|
6 | 1 |
7 | 7 |
8 | 34 |
9 | 149 |
10 | 627 |
11 | 2584 |
12 | 10529 |
13 | 42606 |
14 | 171563 |
15 | 688255 |
16 | 2752912 |
17 | 10985005 |
18 | 43747708 |
19 | 173937910 |
20 | 690592594 |
21 | 2738547328 |
22 | 10848121023 |
23 | 42931655341 |
24 | 169759128539 |
25 | 670744883641 |
26 | 2648384384709 |
27 | 10450336782375 |
28 | 41212385684767 |
29 | 162440029038575 |
30 | 639946101535124 |
[1,7,34,149,627,2584,10529,42606,171563,688255, 2752912,10985005,43747708,173937910,690592594, 2738547328,10848121023,42931655341,169759128539, 670744883641,2648384384709,10450336782375, 41212385684767,162440029038575,639946101535124] |