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Number of 4-tuples of primes in arithmetic progression less than 10^n.
6

%I #2 Mar 30 2012 17:22:41

%S 0,11,318,10257,389606,17636879,909031090

%N Number of 4-tuples of primes in arithmetic progression less than 10^n.

%D See A113827

%e The least 4-tuple is {5,11,17,23}.

%Y Cf. A113827 (prime beginning minimal n-tuple of primes in AP), A115608-A115613.

%K nonn

%O 1,2

%A _T. D. Noe_, Jan 25 2006