n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 2 |
4 | 3 |
5 | 7 |
6 | 16 |
7 | 41 |
8 | 106 |
9 | 304 |
10 | 880 |
11 | 2674 |
12 | 8284 |
13 | 26347 |
14 | 85076 |
15 | 279324 |
16 | 928043 |
17 | 3118915 |
18 | 10580145 |
19 | 36199094 |
20 | 124774041 |
21 | 432990333 |
22 | 1511628113 |
23 | 5306305978 |
24 | 18719781786 |
25 | 66342222729 |
26 | 236100395649 |
27 | 843490024052 |
28 | 3024220006717 |
29 | 10878908844745 |
30 | 39255047915513 |
[1,1,2,3,7,16,41,106,304,880,2674,8284,26347, 85076,279324,928043,3118915,10580145,36199094, 124774041,432990333,1511628113,5306305978, 18719781786,66342222729,236100395649,843490024052, 3024220006717,10878908844745,39255047915513] |