n | a(n) |
---|---|
1 | 4 |
2 | 76 |
3 | 570 |
4 | 3457 |
5 | 33183 |
6 | 218658 |
7 | 1851080 |
8 | 15760838 |
9 | 110599613 |
10 | 945852472 |
11 | 7409236730 |
12 | 55988117579 |
13 | 467427537182 |
14 | 3584402597875 |
15 | 28182066532013 |
16 | 228525081390122 |
17 | 1759513489969607 |
18 | 14047642078491638 |
19 | 111675119083235178 |
[4,76,570,3457,33183,218658,1851080,15760838, 110599613,945852472,7409236730,55988117579, 467427537182,3584402597875,28182066532013, 228525081390122,1759513489969607, 14047642078491638,111675119083235178] |