Numbers k such that 7*(10^k - 1)/9 + 10^floor(k/2) is a palindromic wing prime (a.k.a. near-repdigit palindromic prime).
A077793
Numbers k such that 7*(10^k - 1)/9 + 10^floor(k/2) is a palindromic wing prime (a.k.a. near-repdigit palindromic prime).
Terms
- a(0) =3a(1) =7a(2) =79a(3) =109a(4) =337a(5) =481a(6) =10657a(7) =12319a(8) =49351a(9) =104455a(10) =227775
External references
- oeis: A077793