The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A262644 Base-10 representation of the primes at A262643. 3
3, 41, 2083, 26041, 1692709, 677083367, 627278646679, 187343343120121, 159655659994018667, 2255131136576400770887, 1104116174856823349350321, 18691706438024838972135587027, 241078822520146767324214702284691, 396825475231058771412223714725086039 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
EXAMPLE
n A262643(n) base-10 representation
1 3 3
2 131 41
3 31313 2083
MATHEMATICA
s = {3}; base = 5; 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 (* A262643 *)
Map[FromDigits[ToString[#], base] &, s] (* A262644 *)
(* Peter J. C. Moses, Sep 01 2015 *)
CROSSREFS
Cf. A262643.
Sequence in context: A277453 A147797 A139161 * A238990 A192888 A239039
KEYWORD
nonn,easy,base
AUTHOR
Clark Kimberling, Oct 24 2015
STATUS
approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified June 15 16:55 EDT 2024. Contains 373410 sequences. (Running on oeis4.)