OFFSET
1,1
COMMENTS
11 and 911 are primes.
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..1000
EXAMPLE
If n=2 then 911*n - 11 = 1811 (prime).
If n=140 then 911*n - 11 = 127529 (prime).
MAPLE
a:=proc(n) if isprime(911*n-11)=true then n else fi end: seq(a(n), n=0..900); # Emeric Deutsch, Aug 07 2005
MATHEMATICA
Select[Range[750], PrimeQ[911#-11]&] (* Harvey P. Dale, Mar 24 2013 *)
PROG
(PARI) is(n)=isprime(911*n-11) \\ Charles R Greathouse IV, Jun 12 2017
(Magma) [n: n in [1..800] | IsPrime(911*n-11)]; // G. C. Greubel, Oct 20 2023
(SageMath) [n for n in (1..800) if is_prime(911*n-11)] # G. C. Greubel, Oct 20 2023
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Parthasarathy Nambi, Jul 25 2005
EXTENSIONS
More terms from Emeric Deutsch, Aug 07 2005
STATUS
approved