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A107992
Numbers n such that 11*n - 3 is prime.
1
2, 4, 10, 14, 16, 22, 26, 32, 46, 50, 52, 56, 64, 74, 80, 92, 94, 100, 106, 112, 124, 130, 134, 136, 142, 152, 164, 166, 170, 172, 176, 182, 190, 194, 196, 214, 220, 232, 236, 242, 254, 260, 262, 274, 284, 290, 292, 296, 302, 310, 320, 322, 326, 334, 346, 350
OFFSET
1,1
LINKS
EXAMPLE
If n=2, then 11*n - 3 = 19 (prime).
If n=50, then 11*n - 3 = 547 (prime).
MAPLE
a:=proc(n) if isprime(11*n-3)=true then n else fi end: seq(a(n), n=1..400); # Emeric Deutsch, Jun 26 2005
MATHEMATICA
Select[Range[400], PrimeQ[11#-3]&] (* Harvey P. Dale, Jan 31 2020 *)
PROG
(PARI) is(n)=isprime(11*n-3) \\ Charles R Greathouse IV, Jun 13 2017
CROSSREFS
Sequence in context: A056718 A057283 A308987 * A139480 A227388 A152749
KEYWORD
nonn,easy
AUTHOR
Parthasarathy Nambi, Jun 14 2005
EXTENSIONS
More terms from Emeric Deutsch, Jun 26 2005
STATUS
approved