n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 7 |
3 | 38 |
4 | 284 |
5 | 2691 |
6 | 30890 |
7 | 416449 |
8 | 6448243 |
9 | 112751661 |
10 | 2197200541 |
11 | 47214026822 |
12 | 1109022356759 |
13 | 28269085769331 |
14 | 777140210643254 |
15 | 22918982645377342 |
16 | 721764216387297451 |
17 | 24173661551378798838 |
18 | 857993099925433301350 |
19 | 32168967331652245055171 |
[1,2,7,38,284,2691,30890,416449,6448243,112751661, 2197200541,47214026822,1109022356759, 28269085769331,777140210643254,22918982645377342, 721764216387297451,24173661551378798838, 857993099925433301350,32168967331652245055171] |