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A244765 Prime numbers ending in the prime number 19. 2
19, 419, 619, 719, 919, 1019, 1319, 1619, 2719, 2819, 3019, 3119, 3319, 3719, 3919, 4019, 4219, 4519, 4919, 5119, 5419, 5519, 6619, 6719, 7019, 7219, 7919, 8219, 8419, 8719, 8819, 9319, 9419, 9619, 9719, 11119, 11519, 11719, 12119, 12619, 12919, 13219 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Also primes of the form 100*n+19. Subsequence of A141887, A141942.

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

MATHEMATICA

Select[Prime[Range[5, 6000]], Take[IntegerDigits[#], -2]=={1, 9} &]

Select[Prime[Range[1600]], Mod[#, 100]==19&] (* Harvey P. Dale, Jul 29 2018 *)

PROG

(Magma) [n: n in PrimesUpTo(16000) | n mod 100 eq 19];

(PARI) select(x->(x % 100)==19, primes(2000)) \\ Michel Marcus, Jul 06 2014

CROSSREFS

Cf. A141887, A141942.

Cf. similar sequences listed in A244763.

Sequence in context: A172740 A172816 A202040 * A069612 A077716 A089573

Adjacent sequences: A244762 A244763 A244764 * A244766 A244767 A244768

KEYWORD

nonn,base,easy

AUTHOR

Vincenzo Librandi, Jul 06 2014

STATUS

approved

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Last modified December 9 09:46 EST 2022. Contains 358700 sequences. (Running on oeis4.)