n | a(n) |
---|---|
1 | 48 |
2 | 148 |
3 | 460 |
4 | 1436 |
5 | 4488 |
6 | 14040 |
7 | 43940 |
8 | 137532 |
9 | 430508 |
10 | 1347652 |
11 | 4218704 |
12 | 13206360 |
13 | 41341772 |
14 | 129418260 |
15 | 405137308 |
16 | 1268262348 |
17 | 3970233208 |
18 | 12428621208 |
19 | 38907193300 |
20 | 121797075276 |
21 | 381279818252 |
22 | 1193577924020 |
23 | 3736437636672 |
[48,148,460,1436,4488,14040,43940,137532,430508, 1347652,4218704,13206360,41341772,129418260, 405137308,1268262348,3970233208,12428621208, 38907193300,121797075276,381279818252, 1193577924020,3736437636672] |