OFFSET
1,2
LINKS
Robert Israel, Table of n, a(n) for n = 1..10000
EXAMPLE
n=56 is in the sequence because n2357 = 562357 is prime.
n=99 is in the sequence because n2357 = 992357 is prime.
MAPLE
select(t -> isprime(10000*t+2357), [$0..1000]); # Robert Israel, May 18 2017
MATHEMATICA
Select[Range[0, 400], PrimeQ[10000#+2357]&] (* Harvey P. Dale, Aug 13 2024 *)
PROG
(Magma) [ n: n in [1..700] | IsPrime(Seqint([7, 5, 3, 2] cat Intseq(n))) ]; // Vincenzo Librandi, Feb 03 2011 (misses the zero)
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Parthasarathy Nambi, Mar 20 2005
STATUS
approved