n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 10 |
3 | 59 |
4 | 366 |
5 | 2332 |
6 | 15127 |
7 | 99388 |
8 | 659262 |
9 | 4405379 |
10 | 29611120 |
11 | 199986085 |
12 | 1356018339 |
13 | 9225340880 |
14 | 62941829996 |
15 | 430495159084 |
16 | 2950754125870 |
17 | 20263845589461 |
18 | 139393311839827 |
19 | 960318328961614 |
20 | 6624842357972916 |
21 | 45757925847607270 |
22 | 316401673996278705 |
[1,2,10,59,366,2332,15127,99388,659262,4405379, 29611120,199986085,1356018339,9225340880, 62941829996,430495159084,2950754125870, 20263845589461,139393311839827,960318328961614, 6624842357972916,45757925847607270, 316401673996278705] |