n | a(n) |
---|---|
1 | 5 |
2 | 251 |
3 | 499 |
4 | 751 |
5 | 1249 |
6 | 4999 |
7 | 8089 |
8 | 18229 |
9 | 31249 |
10 | 49999 |
11 | 281249 |
12 | 4218751 |
13 | 4999999 |
14 | 9590417 |
15 | 31622777 |
16 | 68171507 |
17 | 74218751 |
18 | 574218751 |
19 | 5740883989 |
20 | 8829261293 |
[5,251,499,751,1249,4999,8089,18229,31249,49999, 281249,4218751,4999999,9590417,31622777,68171507, 74218751,574218751,5740883989,8829261293] |