A244778 Prime numbers ending in the prime number 97.

97, 197, 397, 797, 997, 1097, 1297, 1597, 1697, 1997, 2297, 2797, 2897, 3697, 3797, 4297, 4397, 4597, 5197, 5297, 5897, 6197, 6397, 6997, 7297, 8297, 8597, 9397, 9497, 9697, 10597, 11197, 11497, 11597, 11897, 12097, 12197, 12497, 12697, 13297, 13397

Offset: 1

Author

Vincenzo Librandi, Jul 07 2014

Keywords

• nonn
• base

Comments

Also primes of the form 100*n+97. Subsequence of A141886, A141944.

Links

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

Crossrefs

Cf. similar sequences listed in A244763.

Cf. A141886, A141944.

Programs

Magma

[n: n in PrimesUpTo(15000) | n mod 100 eq 97];

Mathematica

Select[Prime[Range[5, 6000]], Take[IntegerDigits[#], -2]=={9, 7} &]

PARI

select(x->(x % 100)==97, primes(2000)) \\ Michel Marcus, Jul 07 2014