A262650 Base-10 representation of the primes at A262649.

2, 197, 69313, 8813963, 84621544849, 527772818401391, 6822795350471323, 27886178439493066223, 31708613496145827870113, 43587702672242054520081077, 13602652894439672099923526011, 22768853068939384975328656897381, 715213262078891560583355909701176813

Offset

1,1

Links

Clark Kimberling, Table of n, a(n) for n = 1..300

Example

n   A262649(n)    base-10 representation
1    2                   2
2    525                 197
3    1252521             69313

Mathematica

s = {2}; base = 6; z = 20; Do[NestWhile[# + 1 &, 1, ! PrimeQ[tmp = FromDigits[Join[#, IntegerDigits[Last[s]], Reverse[#]] &[IntegerDigits[#, base]], base]] &];
AppendTo[s, FromDigits[IntegerDigits[tmp, base]]], {z}]; s  (* A262649 *)
Map[FromDigits[ToString[#], base] &, s]  (* A262650 *)
(* Peter J. C. Moses, Sep 01 2015 *)

Crossrefs

Cf. A262649.

Sequence in context: A282700 A256410 A174367 * A123100 A033147 A213162

Adjacent sequences: A262647 A262648 A262649 * A262651 A262652 A262653

Keyword

nonn,easy,base

Author

Clark Kimberling, Oct 27 2015

Status

approved