Numbers k such that 22446688 * 10^k + 1 is prime.
A107280
Numbers k such that 22446688 * 10^k + 1 is prime.
Terms
- a(0) =11a(1) =36a(2) =53a(3) =54a(4) =109a(5) =123a(6) =259a(7) =380a(8) =877a(9) =1205a(10) =1795a(11) =14153a(12) =21965
External references
- oeis: A107280