n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 1 |
4 | 1 |
5 | 1 |
6 | 2 |
7 | 3 |
8 | 6 |
9 | 7 |
10 | 16 |
11 | 21 |
12 | 43 |
13 | 63 |
14 | 129 |
15 | 203 |
16 | 404 |
17 | 685 |
18 | 1343 |
19 | 2385 |
20 | 4625 |
21 | 8492 |
22 | 16409 |
23 | 30735 |
24 | 59290 |
25 | 112530 |
26 | 217182 |
27 | 415620 |
28 | 803076 |
29 | 1545463 |
30 | 2990968 |
31 | 5778267 |
32 | 11201472 |
33 | 21702686 |
34 | 42140890 |
35 | 81830744 |
36 | 159139498 |
37 | 309590883 |
38 | 602935713 |
39 | 1174779333 |
40 | 2290915478 |
[0,1,1,1,1,2,3,6,7,16,21,43,63,129,203,404,685, 1343,2385,4625,8492,16409,30735,59290,112530, 217182,415620,803076,1545463,2990968,5778267, 11201472,21702686,42140890,81830744,159139498, 309590883,602935713,1174779333,2290915478] |