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A244770 Prime numbers ending in the prime number 47. 2
47, 347, 547, 647, 947, 1447, 1747, 1847, 2347, 2447, 2647, 3347, 3547, 3847, 3947, 4447, 4547, 5147, 5347, 5647, 6047, 6247, 6547, 6947, 7247, 7547, 8147, 8447, 8647, 8747, 9547, 10247, 10847, 11047, 11447, 12347, 12547, 12647, 13147, 14347, 14447, 14747 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Also primes of the form 100*n+47. Subsequence A141882, A141944.

LINKS

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

MATHEMATICA

Select[Prime[Range[5, 6000]], Take[IntegerDigits[#], -2]=={4, 7} &]

PROG

(MAGMA) [n: n in PrimesUpTo(16000) | n mod 100 eq 47];

(PARI) select(x->(x % 100)==47, primes(2000)) \\ Michel Marcus, Jul 06 2014

CROSSREFS

Cf. A141882, A141944.

Cf. similar sequences listed in A244763.

Sequence in context: A107611 A219442 A055828 * A255141 A142694 A213216

Adjacent sequences:  A244767 A244768 A244769 * A244771 A244772 A244773

KEYWORD

nonn,base,easy

AUTHOR

Vincenzo Librandi, Jul 06 2014

STATUS

approved

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Last modified May 19 12:55 EDT 2019. Contains 323393 sequences. (Running on oeis4.)