n | a(n) |
---|---|
1 | 1 |
2 | 4 |
3 | 17 |
4 | 92 |
5 | 633 |
6 | 5316 |
7 | 52609 |
8 | 598444 |
9 | 7685705 |
10 | 109933268 |
11 | 1732565841 |
12 | 29824133436 |
13 | 556682481817 |
14 | 11198025452260 |
15 | 241481216430113 |
16 | 5557135898411468 |
17 | 135927902927547369 |
18 | 3521462566184392692 |
19 | 96323049885512803825 |
20 | 2774010846129897006940 |
[1,4,17,92,633,5316,52609,598444,7685705, 109933268,1732565841,29824133436,556682481817, 11198025452260,241481216430113,5557135898411468, 135927902927547369,3521462566184392692, 96323049885512803825,2774010846129897006940] |