n | a(n) |
---|---|
0 | 1 |
1 | 8 |
2 | 35 |
3 | 126 |
4 | 417 |
5 | 1324 |
6 | 4111 |
7 | 12602 |
8 | 38333 |
9 | 116040 |
10 | 350187 |
11 | 1054678 |
12 | 3172249 |
13 | 9533156 |
14 | 28632263 |
15 | 85962354 |
16 | 258018165 |
17 | 774316672 |
18 | 2323474339 |
19 | 6971471630 |
20 | 20916512081 |
21 | 62753730588 |
22 | 188269580415 |
23 | 564825518506 |
24 | 1694510109997 |
[1,8,35,126,417,1324,4111,12602,38333,116040, 350187,1054678,3172249,9533156,28632263,85962354, 258018165,774316672,2323474339,6971471630, 20916512081,62753730588,188269580415,564825518506, 1694510109997] |