n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 2 |
7 | 11 |
8 | 39 |
9 | 122 |
10 | 358 |
11 | 1008 |
12 | 2770 |
13 | 7493 |
14 | 20049 |
15 | 53239 |
16 | 140603 |
17 | 369837 |
18 | 969883 |
19 | 2537685 |
20 | 6628215 |
21 | 17288950 |
22 | 45048932 |
23 | 117285552 |
24 | 305159262 |
25 | 793581817 |
26 | 2062948149 |
27 | 5361112383 |
28 | 13929080271 |
29 | 36183941553 |
30 | 93984332531 |
31 | 244094334682 |
32 | 633922350198 |
33 | 1646271999611 |
[0,0,0,0,0,0,2,11,39,122,358,1008,2770,7493,20049, 53239,140603,369837,969883,2537685,6628215, 17288950,45048932,117285552,305159262,793581817, 2062948149,5361112383,13929080271,36183941553, 93984332531,244094334682,633922350198, 1646271999611] |