Numbers k such that the smoothly undulating palindromic number (91*10^k - 19)/99 is a prime.
A062227
Numbers k such that the smoothly undulating palindromic number (91*10^k - 19)/99 is a prime.
Terms
- a(0) =3a(1) =9a(2) =11a(3) =17a(4) =23a(5) =25229
External references
- oeis: A062227