n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 2 |
4 | 5 |
5 | 6 |
6 | 29 |
7 | 28 |
8 | 142 |
9 | 242 |
10 | 1222 |
11 | 1664 |
12 | 15935 |
13 | 18198 |
14 | 134452 |
15 | 376424 |
16 | 1415060 |
17 | 2634596 |
18 | 26534337 |
19 | 33499358 |
20 | 287001476 |
21 | 727425470 |
22 | 3332039278 |
23 | 5794658930 |
24 | 61120838930 |
25 | 93825569002 |
26 | 601444720052 |
[1,1,2,5,6,29,28,142,242,1222,1664,15935,18198, 134452,376424,1415060,2634596,26534337,33499358, 287001476,727425470,3332039278,5794658930, 61120838930,93825569002,601444720052] |