n | a(n) |
---|---|
0 | 4 |
1 | 10 |
2 | 24 |
3 | 59 |
4 | 162 |
5 | 526 |
6 | 2016 |
7 | 8978 |
8 | 45696 |
9 | 261760 |
10 | 1666308 |
11 | 11668652 |
12 | 89141580 |
13 | 737740174 |
14 | 6575238599 |
15 | 62788901290 |
16 | 639562492327 |
17 | 6921688171153 |
18 | 79316703841369 |
19 | 959397056891093 |
20 | 12215422719238138 |
21 | 163308172248420391 |
22 | 2287234651735371577 |
[4,10,24,59,162,526,2016,8978,45696,261760, 1666308,11668652,89141580,737740174,6575238599, 62788901290,639562492327,6921688171153, 79316703841369,959397056891093,12215422719238138, 163308172248420391,2287234651735371577] |