n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 4 |
3 | 10 |
4 | 26 |
5 | 59 |
6 | 141 |
7 | 310 |
8 | 692 |
9 | 1483 |
10 | 3162 |
11 | 6583 |
12 | 13602 |
13 | 27613 |
14 | 55579 |
15 | 110445 |
16 | 217554 |
17 | 424148 |
18 | 820294 |
19 | 1572647 |
20 | 2992892 |
21 | 5652954 |
22 | 10605608 |
23 | 19765082 |
24 | 36609945 |
25 | 67405569 |
26 | 123412204 |
27 | 224728451 |
28 | 407119735 |
29 | 733878402 |
30 | 1316631730 |
31 | 2351322765 |
32 | 4180714647 |
33 | 7401898452 |
34 | 13051476707 |
35 | 22922301583 |
36 | 40105025130 |
37 | 69909106888 |
38 | 121427077241 |
39 | 210179991927 |
40 | 362583131144 |
[1,1,4,10,26,59,141,310,692,1483,3162,6583,13602, 27613,55579,110445,217554,424148,820294,1572647, 2992892,5652954,10605608,19765082,36609945, 67405569,123412204,224728451,407119735,733878402, 1316631730,2351322765,4180714647,7401898452, 13051476707,22922301583,40105025130,69909106888, 121427077241,210179991927,362583131144] |