n | a(n) |
---|---|
1 | 3 |
2 | 166 |
3 | 424 |
4 | 1446 |
5 | 5125 |
6 | 18273 |
7 | 62547 |
8 | 215175 |
9 | 740442 |
10 | 2539018 |
11 | 8753052 |
12 | 30227367 |
13 | 104305934 |
14 | 360259911 |
15 | 1244822173 |
16 | 4301556147 |
17 | 14870776980 |
18 | 51423668704 |
19 | 177844888394 |
20 | 615173366886 |
21 | 2128240710669 |
22 | 7363527937824 |
23 | 25479651392988 |
[3,166,424,1446,5125,18273,62547,215175,740442, 2539018,8753052,30227367,104305934,360259911, 1244822173,4301556147,14870776980,51423668704, 177844888394,615173366886,2128240710669, 7363527937824,25479651392988] |