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A162894 Integers n such that the century defined by the interval [100n+1, 100n+100] (i.e., the (n+1)-st century) contains exactly two Ormiston prime pairs and no other primes. 1

%I

%S 45141,86061,92568,175423,176890,261427,270768,297384,323967,394317,

%T 400146,423010,443569,463050,516601,547396,571422,624925,870523,

%U 895767,902742,920463,1034250,1064532,1083873,1085791,1108572,1181122,1204530

%N Integers n such that the century defined by the interval [100n+1, 100n+100] (i.e., the (n+1)-st century) contains exactly two Ormiston prime pairs and no other primes.

%e 45141 is included since (4514113,4514131) and (4514137,4514173) are Ormiston prime pairs and there are no other primes in the century.

%Y Cf. A162765.

%K base,nonn

%O 1,1

%A _Ray Chandler_ and _Ki Punches_, Jul 16 2009

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Last modified January 18 07:55 EST 2022. Contains 350454 sequences. (Running on oeis4.)