A052090 Palindromic primes whose digits contain circles.

98689, 9686869, 9809089, 9888889, 9889889, 9896989, 9908099, 9980899, 9989899, 900808009, 906686609, 906868609, 906989609, 908000809, 908060809, 908808809, 908888809, 909868909, 960898069, 968606869, 968666869, 968868869, 968898869

Offset

1,1

Links

Harvey P. Dale, Table of n, a(n) for n = 1..481 (* All terms with not more than 13 digits. *)

Mathematica

Select[FromDigits/@Tuples[{0, 6, 8, 9}, 9], PalindromeQ[#]&&PrimeQ[#]&] (* Harvey P. Dale, Oct 20 2025 *)

Crossrefs

Cf. A053580.

Sequence in context: A093214 A305697 A305698 * A234889 A163679 A106776

Adjacent sequences: A052087 A052088 A052089 * A052091 A052092 A052093

Keyword

nonn,base

Author

Patrick De Geest, Jan 15 2000

Status

approved