n | a(n) |
---|---|
0 | 1 |
1 | 20 |
2 | 437 |
3 | 10461 |
4 | 270726 |
5 | 7456194 |
6 | 215666696 |
7 | 6485151199 |
8 | 201183083017 |
9 | 6401210746834 |
10 | 207969967925893 |
11 | 6875935591529309 |
[1,20,437,10461,270726,7456194,215666696, 6485151199,201183083017,6401210746834, 207969967925893,6875935591529309] |