OFFSET
1,1
EXAMPLE
96 is in the sequence because 100000*96+91111 = 9691111 is prime.
MAPLE
c:=proc(x, y) local s: s:=proc(m) nops(convert(m, base, 10)) end: x*10^s(y)+y: end: a:=proc(n) if isprime(c(n, 91111)) then n fi end: seq(a(n), n=0..400); # c is the process which concatenates two positive integers # Emeric Deutsch, Aug 07 2005
MATHEMATICA
Select[Range[400], PrimeQ[100000#+91111]&] (* Harvey P. Dale, Jul 31 2014 *)
PROG
(Magma) [ n: n in [0..400] | IsPrime(100000*n+91111) ];
(PARI) is(n)=isprime(100000*n+91111) \\ Charles R Greathouse IV, Jun 13 2017
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Parthasarathy Nambi, Jul 30 2005
EXTENSIONS
More terms from Emeric Deutsch, Aug 07 2005
STATUS
approved