A100750 Primes p such that p-100 or p+100 (or both) is prime.

3, 7, 13, 31, 37, 67, 73, 79, 97, 103, 107, 113, 127, 131, 137, 139, 151, 157, 163, 167, 173, 179, 181, 193, 197, 211, 227, 239, 251, 257, 263, 281, 283, 293, 311, 331, 349, 367, 379, 383, 409, 421, 431, 449, 457, 463, 467, 479, 487, 499, 509, 521, 541, 547

Offset

1,1

Links

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

Example

Primes 3 and 103 differ by 100
Primes 193 and 293 differ by 100

Mathematica

Select[ Prime[ Range[101]], # > 100 && PrimeQ[ # - 100] || PrimeQ[ # + 100] &] (* Robert G. Wilson v, Jan 14 2005 *)

Crossrefs

Sequence in context: A031157 A049488 A136051 * A105435 A117708 A093431

Adjacent sequences: A100747 A100748 A100749 * A100751 A100752 A100753

Keyword

nonn

Author

Parthasarathy Nambi, Jan 12 2005

Extensions

Corrected and extended by Robert G. Wilson v, Jan 14 2005

Status

approved