n | a(n) |
---|---|
1 | 4 |
2 | 6 |
3 | 10 |
4 | 21 |
5 | 46 |
6 | 106 |
7 | 247 |
8 | 579 |
9 | 1363 |
10 | 3214 |
11 | 7586 |
12 | 17915 |
13 | 42311 |
14 | 99931 |
15 | 236023 |
16 | 557455 |
17 | 1316638 |
18 | 3109733 |
19 | 7344803 |
20 | 17347513 |
21 | 40972678 |
22 | 96772393 |
23 | 228564417 |
24 | 539840885 |
25 | 1275037411 |
26 | 3011480697 |
27 | 7112745019 |
28 | 16799424206 |
29 | 39678162637 |
30 | 93714913738 |
31 | 221343037931 |
32 | 522784885426 |
33 | 1234753254431 |
[4,6,10,21,46,106,247,579,1363,3214,7586,17915, 42311,99931,236023,557455,1316638,3109733,7344803, 17347513,40972678,96772393,228564417,539840885, 1275037411,3011480697,7112745019,16799424206, 39678162637,93714913738,221343037931,522784885426, 1234753254431] |