n | a(n) |
---|---|
0 | 2 |
1 | 1 |
2 | 25 |
3 | 37 |
4 | 337 |
5 | 781 |
6 | 4825 |
7 | 14197 |
8 | 72097 |
9 | 242461 |
10 | 1107625 |
11 | 4017157 |
12 | 17308657 |
13 | 65514541 |
14 | 273218425 |
15 | 1059392917 |
16 | 4338014017 |
17 | 17050729021 |
18 | 69106897225 |
19 | 273715645477 |
20 | 1102998412177 |
21 | 4387586157901 |
22 | 17623567104025 |
23 | 70274600998837 |
24 | 281757406247137 |
[2,1,25,37,337,781,4825,14197,72097,242461, 1107625,4017157,17308657,65514541,273218425, 1059392917,4338014017,17050729021,69106897225, 273715645477,1102998412177,4387586157901, 17623567104025,70274600998837,281757406247137] |