A252894 Primes that are congruent to both 11 mod 111 and 111 mod 1111.

628937, 875579, 2602073, 3095357, 4328567, 5068493, 5808419, 6301703, 6794987, 7288271, 8274839, 10741259, 14440889, 14687531, 14934173, 18140519, 19620371, 20606939, 21840149, 22826717, 23073359, 24553211, 28252841, 28992767, 29239409, 30719261, 32199113

Offset

1,1

Comments

Primes congruent to 12332 mod 123321. - Robert Israel, Dec 24 2014

Links

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Maple

select(isprime, [seq(12332+123321*(2*j+1), j=0..1000)]); # Robert Israel, Dec 24 2014

Mathematica

nn=40*10^6; Intersection[Select[Range[111, nn, 1111], PrimeQ], Select[ Range[ 11, nn, 111], PrimeQ]] (* or *) Select[Range[12332, 33*10^6, 123321], PrimeQ]
Select[Prime[Range[2*10^6]], Mod[#, 111]==11&&Mod[#, 1111]==111&] (* or *) Select[12332+(123321*Range[1, 300, 2]), PrimeQ] (* Harvey P. Dale, Jan 18 2019 *)

Crossrefs

Sequence in context: A333133 A172701 A119398 * A048924 A183678 A267362

Adjacent sequences: A252891 A252892 A252893 * A252895 A252896 A252897

Keyword

nonn,easy

Author

Harvey P. Dale, Dec 24 2014

Status

approved