A108751 Numbers n such that 11*n - 911 is prime.

83, 84, 90, 92, 98, 102, 104, 108, 120, 122, 132, 134, 138, 144, 150, 152, 158, 168, 180, 182, 192, 194, 200, 210, 218, 222, 224, 228, 230, 234, 252, 260, 264, 272, 284, 300, 302, 308, 312, 314, 320, 330, 332, 342, 348, 350, 360, 368, 372, 374, 384, 398, 402

Offset

1,1

Comments

11 and 911 are primes.

Links

Table of n, a(n) for n=1..53.

Example

If n=83 then 11*n - 911 = 2 (prime).
If n=122 then 11*n - 911 = 431 (prime).

Maple

a:=proc(n) if isprime(11*n-911)=true then n else fi end: seq(a(n), n=0..440); # Emeric Deutsch, Aug 03 2005

Mathematica

Select[Range[83, 500], PrimeQ[11#-911]&] (* Harvey P. Dale, Apr 24 2022 *)

Prog

(PARI) is(n)=isprime(11*n-911) \\ Charles R Greathouse IV, Jun 13 2017

Crossrefs

Sequence in context: A106428 A106418 A031961 * A256520 A130286 A372042

Adjacent sequences: A108748 A108749 A108750 * A108752 A108753 A108754

Keyword

nonn,easy

Author

Parthasarathy Nambi, Jul 25 2005

Extensions

More terms from Emeric Deutsch, Aug 03 2005

Status

approved