n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 2 |
3 | 4 |
4 | 10 |
5 | 18 |
6 | 46 |
7 | 82 |
8 | 210 |
9 | 374 |
10 | 958 |
11 | 1706 |
12 | 4370 |
13 | 7782 |
14 | 19934 |
15 | 35498 |
16 | 90930 |
17 | 161926 |
18 | 414782 |
19 | 738634 |
20 | 1892050 |
21 | 3369318 |
22 | 8630686 |
23 | 15369322 |
24 | 39369330 |
25 | 70107974 |
26 | 179585278 |
27 | 319801226 |
28 | 819187730 |
29 | 1458790182 |
30 | 3736768094 |
[0,1,2,4,10,18,46,82,210,374,958,1706,4370,7782, 19934,35498,90930,161926,414782,738634,1892050, 3369318,8630686,15369322,39369330,70107974, 179585278,319801226,819187730,1458790182, 3736768094] |