OFFSET
1,3
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..1000
EXAMPLE
If n=0 then 10*n + 127 = 127 (prime).
If n=34 then 10*n + 127 = 467 (prime).
MAPLE
a:=proc(n) if isprime(10*n+127)=true then n else fi end: seq(a(n), n=0..200); # Emeric Deutsch, Jul 16 2005
MATHEMATICA
Select[Range[0, 200], PrimeQ[10#+127]&] (* Harvey P. Dale, Feb 02 2015 *)
PROG
(PARI) is(n)=isprime(10*n+127) \\ Charles R Greathouse IV, Jun 12 2017
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Parthasarathy Nambi, Jul 11 2005
EXTENSIONS
More terms from Emeric Deutsch, Jul 16 2005
STATUS
approved