%I #6 Oct 19 2017 03:13:51
%S 11,11,13,17,11,7,7,19,11,7,17,23,13,19,7,13,13,7,7,19,11,7,23,7,23,
%T 13,11,13,7,43,19,29,7,19,7,11,7,7,47,11,37,31,11,7,13,53,7,37,47,7,
%U 43,17,7,41,19,31,17,11,61,43,17,67,13,31,17,11,29,71,73,37,7,13,11,7
%N Last filtering prime (A052180) of primes p such that next prime is p+10.
%F A052180(A031928).
%Y Cf. A031928, A052180.
%K nonn
%O 1,1
%A _Labos Elemer_, Feb 02 2000
%E Corrected by _Don Reble_, May 07 2006
