n | a(n) |
---|---|
1 | 258 |
2 | 844 |
3 | 3264 |
4 | 11792 |
5 | 41125 |
6 | 146033 |
7 | 518500 |
8 | 1829248 |
9 | 6456790 |
10 | 22804970 |
11 | 80487561 |
12 | 284029242 |
13 | 1002372834 |
14 | 3537239577 |
15 | 12482044458 |
16 | 44046176233 |
17 | 155426964450 |
18 | 548457225605 |
19 | 1935348475463 |
20 | 6829275410361 |
21 | 24098489355181 |
[258,844,3264,11792,41125,146033,518500,1829248, 6456790,22804970,80487561,284029242,1002372834, 3537239577,12482044458,44046176233,155426964450, 548457225605,1935348475463,6829275410361, 24098489355181] |