n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 4 |
3 | 8 |
4 | 18 |
5 | 30 |
6 | 58 |
7 | 90 |
8 | 153 |
9 | 233 |
10 | 365 |
11 | 533 |
12 | 806 |
13 | 1142 |
14 | 1652 |
15 | 2308 |
16 | 3243 |
17 | 4431 |
18 | 6103 |
19 | 8203 |
20 | 11080 |
21 | 14710 |
22 | 19540 |
23 | 25612 |
24 | 33612 |
25 | 43570 |
26 | 56476 |
27 | 72548 |
28 | 93080 |
29 | 118490 |
30 | 150699 |
31 | 190315 |
32 | 240046 |
33 | 301042 |
34 | 376887 |
35 | 469515 |
36 | 583993 |
37 | 723073 |
38 | 893815 |
39 | 1100615 |
40 | 1352888 |
[1,1,4,8,18,30,58,90,153,233,365,533,806,1142, 1652,2308,3243,4431,6103,8203,11080,14710,19540, 25612,33612,43570,56476,72548,93080,118490,150699, 190315,240046,301042,376887,469515,583993,723073, 893815,1100615,1352888] |