n | a(n) |
---|---|
1 | 4 |
2 | 14 |
3 | 46 |
4 | 130 |
5 | 410 |
6 | 1194 |
7 | 3722 |
8 | 10942 |
9 | 33806 |
10 | 100142 |
11 | 307418 |
12 | 915594 |
13 | 2797794 |
14 | 8365310 |
15 | 25477518 |
16 | 76390718 |
17 | 232103802 |
18 | 697334282 |
19 | 2115143362 |
20 | 6363967678 |
21 | 19279364750 |
22 | 58067541662 |
23 | 175757663194 |
24 | 529761502474 |
25 | 1602452666114 |
[4,14,46,130,410,1194,3722,10942,33806,100142, 307418,915594,2797794,8365310,25477518,76390718, 232103802,697334282,2115143362,6363967678, 19279364750,58067541662,175757663194,529761502474, 1602452666114] |