n | a(n) |
---|---|
0 | 1 |
1 | 7 |
2 | 50 |
3 | 363 |
4 | 2669 |
5 | 19814 |
6 | 148153 |
7 | 1113615 |
8 | 8402722 |
9 | 63577171 |
10 | 481991621 |
11 | 3659227062 |
12 | 27808295345 |
13 | 211479529943 |
14 | 1609093780114 |
15 | 12247558413819 |
16 | 93245414394973 |
17 | 710040492168070 |
18 | 5407464407991017 |
19 | 41185377124992351 |
20 | 313703861897268866 |
21 | 2389549742539808867 |
[1,7,50,363,2669,19814,148153,1113615,8402722, 63577171,481991621,3659227062,27808295345, 211479529943,1609093780114,12247558413819, 93245414394973,710040492168070,5407464407991017, 41185377124992351,313703861897268866, 2389549742539808867] |