n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 6 |
4 | 17 |
5 | 48 |
6 | 135 |
7 | 379 |
8 | 1063 |
9 | 2980 |
10 | 8352 |
11 | 23405 |
12 | 65584 |
13 | 183769 |
14 | 514919 |
15 | 1442785 |
16 | 4042614 |
17 | 11327182 |
18 | 31738101 |
19 | 88928244 |
20 | 249171491 |
21 | 698163131 |
22 | 1956209807 |
23 | 5481178344 |
24 | 15357920824 |
25 | 43031938457 |
26 | 120572813012 |
27 | 337837515853 |
28 | 946599685919 |
29 | 2652313383105 |
[1,2,6,17,48,135,379,1063,2980,8352,23405,65584, 183769,514919,1442785,4042614,11327182,31738101, 88928244,249171491,698163131,1956209807, 5481178344,15357920824,43031938457,120572813012, 337837515853,946599685919,2652313383105] |