n | a(n) |
---|---|
0 | 3 |
1 | 7 |
2 | 16 |
3 | 36 |
4 | 80 |
5 | 177 |
6 | 391 |
7 | 863 |
8 | 1904 |
9 | 4200 |
10 | 9264 |
11 | 20433 |
12 | 45067 |
13 | 99399 |
14 | 219232 |
15 | 483532 |
16 | 1066464 |
17 | 2352161 |
18 | 5187855 |
19 | 11442175 |
20 | 25236512 |
21 | 55660880 |
22 | 122763936 |
23 | 270764385 |
24 | 597189651 |
25 | 1317143239 |
26 | 2905050864 |
27 | 6407291380 |
28 | 14131726000 |
29 | 31168502865 |
30 | 68744297111 |
[3,7,16,36,80,177,391,863,1904,4200,9264,20433, 45067,99399,219232,483532,1066464,2352161,5187855, 11442175,25236512,55660880,122763936,270764385, 597189651,1317143239,2905050864,6407291380, 14131726000,31168502865,68744297111] |