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Greater of odd twin prime powers (lesser = A064076).
2

%I #4 Mar 30 2012 18:50:18

%S 5,7,9,11,13,19,25,27,29,31,43,49,61,73,81,83,103,109,127,139,151,169,

%T 181,193,199,229,241,243,271,283,313,349,361,421,433,463,523,571,601,

%U 619,643,661,729,811,823,829,841,859,883,1021,1033,1051,1063,1093,1153

%N Greater of odd twin prime powers (lesser = A064076).

%C A006512 is a proper subsequence of A064077 (as A001359 is of A064076).

%e a(16) = 83^1 and 83 - 1 = 81 = 3^4 = A064076(16); a(20) = 139^1 and 139 - 2 = 137^1 = A064077(20).

%Y A064076, A000961, A006512.

%K nonn

%O 1,1

%A _Reinhard Zumkeller_, Sep 01 2001