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A205147 The index j<k such that n divides s(k)-s(j), where k is the least index (A205146) for which such j exists, and s(k)=prime(k)*prime(k+1). 2

%I #8 Mar 30 2012 18:58:10

%S 1,2,1,2,2,3,3,2,1,2,4,3,5,3,5,2,6,3,7,2,3,4,8,4,9,5,3,2,1,5,2,2,4,6,

%T 1,3,11,7,5,4,4,3,1,2,5,8,1,4,5,9,6,2,15,3,11,11,7,9,4,5

%N The index j<k such that n divides s(k)-s(j), where k is the least index (A205146) for which such j exists, and s(k)=prime(k)*prime(k+1).

%C For a guide to related sequences, see A204892.

%t (See the program at A205146.)

%Y Cf. A205146, A204892.

%K nonn

%O 1,2

%A _Clark Kimberling_, Jan 25 2012

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Last modified March 29 08:53 EDT 2024. Contains 371268 sequences. (Running on oeis4.)