n | a(n) |
---|---|
0 | 1 |
1 | 4 |
2 | 19 |
3 | 103 |
4 | 622 |
5 | 4117 |
6 | 29521 |
7 | 227290 |
8 | 1865881 |
9 | 16239523 |
10 | 149142952 |
11 | 1439618143 |
12 | 14555631781 |
13 | 153700654036 |
14 | 1690684883191 |
15 | 19328770917499 |
16 | 229203640111870 |
17 | 2814018686591089 |
18 | 35711716110387589 |
19 | 467766675528462562 |
[1,4,19,103,622,4117,29521,227290,1865881, 16239523,149142952,1439618143,14555631781, 153700654036,1690684883191,19328770917499, 229203640111870,2814018686591089, 35711716110387589,467766675528462562] |