A095680 13, together with primes of the form 10^k + 13 for some k >= 0.

13, 113, 1013, 100000000000000013, 10000000000000000000000013, 1000000000000000000000000000000000000000000000000000000000000000000000000000000013

Offset: 1

Author

Xavier Bury (x(AT)monsieurx.com), Jul 04 2004

Keywords

• nonn

Comments

The next term has 141 digits. - Harvey P. Dale, May 26 2024

Crossrefs

See A095688 for the values of k.

Cf. A093011.

Programs

Mathematica

Join[{13},Select[Table[FromDigits[PadRight[{1},n,0]]+13,{n,100}],PrimeQ]] (* Harvey P. Dale, May 26 2024 *)

Extensions

Corrected by N. J. A. Sloane, Dec 31 2016 at the suggestion of Harvey P. Dale.

Corrected by Harvey P. Dale, May 26 2024