n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 7 |
3 | 16 |
4 | 34 |
5 | 75 |
6 | 157 |
7 | 345 |
8 | 721 |
9 | 1588 |
10 | 3322 |
11 | 7342 |
12 | 15382 |
13 | 34117 |
14 | 71587 |
15 | 159322 |
16 | 334792 |
17 | 747507 |
18 | 1572937 |
19 | 3522561 |
20 | 7421809 |
21 | 16667530 |
22 | 35158972 |
23 | 79162689 |
24 | 167170123 |
25 | 377291856 |
26 | 797535322 |
27 | 1803925336 |
28 | 3816705364 |
[1,3,7,16,34,75,157,345,721,1588,3322,7342,15382, 34117,71587,159322,334792,747507,1572937,3522561, 7421809,16667530,35158972,79162689,167170123, 377291856,797535322,1803925336,3816705364] |