n | a(n) |
---|---|
0 | 1 |
1 | 34 |
2 | 665 |
3 | 8865 |
4 | 76249 |
5 | 495985 |
6 | 2661967 |
7 | 11908924 |
8 | 46316901 |
9 | 161588843 |
10 | 510043341 |
11 | 1480441810 |
12 | 4011008946 |
13 | 10193915255 |
14 | 24508598458 |
15 | 56179164262 |
16 | 123191992504 |
17 | 259647495716 |
18 | 528503830704 |
19 | 1041183396446 |
20 | 1991316075404 |
[1,34,665,8865,76249,495985,2661967,11908924, 46316901,161588843,510043341,1480441810, 4011008946,10193915255,24508598458,56179164262, 123191992504,259647495716,528503830704, 1041183396446,1991316075404] |