n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 5 |
4 | 14 |
5 | 48 |
6 | 42 |
7 | 2452 |
8 | 462 |
9 | 132 |
10 | 183958 |
11 | 6006 |
12 | 4877756 |
13 | 429 |
14 | 1680384 |
15 | 24024 |
16 | 17454844 |
17 | 87516 |
18 | 20071150430 |
19 | 1430 |
20 | 409158464142 |
21 | 1662804 |
22 | 1941406508 |
23 | 1385670 |
24 | 129586764260850 |
25 | 4862 |
26 | 269333638458151764 |
27 | 140229804 |
28 | 6405442434150 |
29 | 242201554680 |
30 | 6708527580006468 |
[1,2,5,14,48,42,2452,462,132,183958,6006,4877756, 429,1680384,24024,17454844,87516,20071150430,1430, 409158464142,1662804,1941406508,1385670, 129586764260850,4862,269333638458151764,140229804, 6405442434150,242201554680,6708527580006468] |