n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 3 |
4 | 8 |
5 | 16 |
6 | 48 |
7 | 119 |
8 | 390 |
9 | 1070 |
10 | 3656 |
11 | 10762 |
12 | 37834 |
13 | 116546 |
14 | 417540 |
15 | 1330923 |
16 | 4836452 |
17 | 15823388 |
18 | 58130756 |
19 | 194168612 |
20 | 719541996 |
21 | 2444224858 |
22 | 9121965276 |
23 | 31422225930 |
24 | 117959864244 |
25 | 411141476444 |
26 | 1551101290792 |
27 | 5460849893348 |
28 | 20689450250926 |
29 | 73474839110524 |
[1,1,2,3,8,16,48,119,390,1070,3656,10762,37834, 116546,417540,1330923,4836452,15823388,58130756, 194168612,719541996,2444224858,9121965276, 31422225930,117959864244,411141476444, 1551101290792,5460849893348,20689450250926, 73474839110524] |