n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 1 |
4 | 1 |
5 | 3 |
6 | 5 |
7 | 12 |
8 | 23 |
9 | 52 |
10 | 109 |
11 | 244 |
12 | 532 |
13 | 1196 |
14 | 2671 |
15 | 6055 |
16 | 13726 |
17 | 31380 |
18 | 71901 |
19 | 165635 |
20 | 382610 |
21 | 887215 |
22 | 2062777 |
23 | 4810230 |
24 | 11243898 |
25 | 26346341 |
26 | 61863991 |
27 | 145560102 |
28 | 343121676 |
29 | 810246372 |
30 | 1916417479 |
31 | 4539722153 |
32 | 10769366928 |
33 | 25582243781 |
34 | 60847034869 |
[0,0,0,1,1,3,5,12,23,52,109,244,532,1196,2671, 6055,13726,31380,71901,165635,382610,887215, 2062777,4810230,11243898,26346341,61863991, 145560102,343121676,810246372,1916417479, 4539722153,10769366928,25582243781,60847034869] |