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A108594 Numbers n such that 10*n + 101 is prime. 0
0, 3, 5, 8, 9, 11, 14, 15, 17, 18, 21, 23, 30, 32, 33, 36, 39, 42, 44, 47, 50, 53, 54, 56, 59, 60, 65, 66, 71, 72, 78, 81, 84, 87, 89, 92, 93, 95, 96, 99, 105, 107, 108, 110, 113, 119, 120, 122, 126, 128, 135, 137, 138, 141, 143, 147, 150, 152, 162, 164, 170, 171, 173 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..63.

EXAMPLE

If n=33 then 10*n + 101 = 431 (prime).

MAPLE

a:=proc(n) if isprime(10*n+101)=true then n else fi end: seq(a(n), n=0..200); (Deutsch)

PROG

(PARI) is(n)=isprime(10*n+101) \\ Charles R Greathouse IV, Jun 13 2017

CROSSREFS

Sequence in context: A023980 A189029 A047624 * A286048 A026223 A034784

Adjacent sequences:  A108591 A108592 A108593 * A108595 A108596 A108597

KEYWORD

nonn,easy

AUTHOR

Parthasarathy Nambi, Jul 05 2005

EXTENSIONS

More terms from Emeric Deutsch, Jul 13 2005

STATUS

approved

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Last modified March 26 04:30 EDT 2019. Contains 321481 sequences. (Running on oeis4.)