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A262644 Base-10 representation of the primes at A262643. 3

%I #4 Oct 26 2015 22:24:20

%S 3,41,2083,26041,1692709,677083367,627278646679,187343343120121,

%T 159655659994018667,2255131136576400770887,1104116174856823349350321,

%U 18691706438024838972135587027,241078822520146767324214702284691,396825475231058771412223714725086039

%N Base-10 representation of the primes at A262643.

%H Clark Kimberling, <a href="/A262644/b262644.txt">Table of n, a(n) for n = 1..300</a>

%e n A262643(n) base-10 representation

%e 1 3 3

%e 2 131 41

%e 3 31313 2083

%t s = {3}; base = 5; z = 20; Do[NestWhile[# + 1 &, 1, ! PrimeQ[tmp = FromDigits[Join[#, IntegerDigits[Last[s]], Reverse[#]] &[IntegerDigits[#, base]], base]] &];

%t AppendTo[s, FromDigits[IntegerDigits[tmp, base]]], {z}]; s (* A262643 *)

%t Map[FromDigits[ToString[#], base] &, s] (* A262644 *)

%t (* _Peter J. C. Moses_, Sep 01 2015 *)

%Y Cf. A262643.

%K nonn,easy,base

%O 1,1

%A _Clark Kimberling_, Oct 24 2015

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Last modified July 21 06:08 EDT 2024. Contains 374463 sequences. (Running on oeis4.)