A253972 Primes p such that p + nextprime(p) is divisible by 8.

3, 11, 53, 59, 61, 71, 73, 107, 113, 139, 157, 173, 179, 191, 227, 233, 239, 257, 283, 293, 311, 317, 347, 353, 373, 419, 431, 433, 523, 541, 547, 557, 593, 599, 601, 631, 653, 659, 677, 691, 733, 773, 787, 811, 827, 919, 941, 953, 977, 1013, 1019, 1031, 1033

Offset

1,1

Links

Table of n, a(n) for n=1..53.

Example

p=59 is in this sequence because 59+61 = 120 is divisible by 8.

Mathematica

Prime@Select[Range[300], Mod[Prime[#] + Prime[# + 1], 8]==0 &]

Prog

(Magma) [p: p in PrimesUpTo(1500) | (p+NextPrime(p)) mod 8 eq 0];
(PARI) forprime(p=1, 10^3, if(!((p+nextprime(p+1))%8), print1(p, ", "))) \\ Derek Orr, Jan 30 2015

Crossrefs

Cf. similar sequences listed in A253969.

Sequence in context: A321585 A368283 A107958 * A053557 A039302 A074512

Adjacent sequences: A253969 A253970 A253971 * A253973 A253974 A253975

Keyword

nonn,easy

Author

Vincenzo Librandi, Jan 23 2015

Status

approved