n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 2 |
4 | 4 |
5 | 8 |
6 | 14 |
7 | 24 |
8 | 40 |
9 | 66 |
10 | 108 |
11 | 176 |
12 | 286 |
13 | 464 |
14 | 752 |
15 | 1218 |
16 | 1972 |
17 | 3192 |
18 | 5166 |
19 | 8360 |
20 | 13528 |
21 | 21890 |
22 | 35420 |
23 | 57312 |
24 | 92734 |
25 | 150048 |
26 | 242784 |
27 | 392834 |
28 | 635620 |
29 | 1028456 |
30 | 1664078 |
31 | 2692536 |
32 | 4356616 |
33 | 7049154 |
34 | 11405772 |
35 | 18454928 |
36 | 29860702 |
37 | 48315632 |
[0,0,2,4,8,14,24,40,66,108,176,286,464,752,1218, 1972,3192,5166,8360,13528,21890,35420,57312,92734, 150048,242784,392834,635620,1028456,1664078, 2692536,4356616,7049154,11405772,18454928, 29860702,48315632] |