|
Search: id:A068162
|
|
|
| A068162 |
|
Smallest prime beginning and ending in at least n seven's. |
|
+0 2
|
|
| 727, 77377, 7772777, 777767777, 77777677777, 7777774777777, 777777727777777, 77777777677777777, 77777777704777777777, 777777777727777777777, 77777777777677777777777, 7777777777772777777777777, 777777777777757777777777777
(list; graph; listen)
|
|
|
|
|
Search completed in 0.002 seconds
|