1,1

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

Primes 3 and 103 differ by 100

Primes 193 and 293 differ by 100

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

Sequence in context: A031157 A049488 A136051 * A105435 A117708 A093431

Adjacent sequences: A100747 A100748 A100749 * A100751 A100752 A100753

nonn

Parthasarathy Nambi, Jan 12 2005

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

approved