n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 4 |
3 | 6 |
4 | 11 |
5 | 16 |
6 | 38 |
7 | 78 |
8 | 304 |
9 | 1672 |
10 | 19630 |
11 | 450154 |
12 | 20198620 |
13 | 1673850034 |
14 | 252574719718 |
15 | 69216356716672 |
16 | 34559361669877526 |
17 | 31561018687380681802 |
18 | 52958472442027295300520 |
19 | 163901411216705405946164728 |
20 | 939523329928455089556983977702 |
[1,2,4,6,11,16,38,78,304,1672,19630,450154, 20198620,1673850034,252574719718,69216356716672, 34559361669877526,31561018687380681802, 52958472442027295300520, 163901411216705405946164728, 939523329928455089556983977702] |