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Start of the first run of exactly n consecutive odd composite numbers.
1

%I #14 Oct 03 2014 11:35:16

%S 9,25,91,141,201,115,1833,525,889,1131,1671,2479,2973,4299,5593,1329,

%T 9553,30595,19335,16143,15685,81465,28231,31909,19611,35619,82075,

%U 44295,43333,34063,89691,162145,134515,173361,31399,404599,212703

%N Start of the first run of exactly n consecutive odd composite numbers.

%C More precisely, a(n)-2 and a(n) + 2n are two consecutive primes and are the smallest successive prime pair with a difference 2(n+1).

%Y This is a trivial variation of A000230 and A045881.

%Y See A189118 for another version.

%K nonn

%O 1,1

%A _Amarnath Murthy_, Sep 08 2002

%E More terms from _Matthew Conroy_, Sep 10 2002