n | a(n) |
---|---|
1 | 4 |
2 | 15 |
3 | 37 |
4 | 77 |
5 | 146 |
6 | 262 |
7 | 454 |
8 | 769 |
9 | 1283 |
10 | 2119 |
11 | 3476 |
12 | 5676 |
13 | 9240 |
14 | 15011 |
15 | 24353 |
16 | 39473 |
17 | 63942 |
18 | 103538 |
19 | 167610 |
20 | 271285 |
21 | 439039 |
22 | 710475 |
23 | 1149672 |
24 | 1860312 |
25 | 3010156 |
26 | 4870647 |
27 | 7880989 |
28 | 12751829 |
29 | 20633018 |
30 | 33385054 |
[4,15,37,77,146,262,454,769,1283,2119,3476,5676, 9240,15011,24353,39473,63942,103538,167610,271285, 439039,710475,1149672,1860312,3010156,4870647, 7880989,12751829,20633018,33385054] |