%I A142074
%S A142074 12,35,81,147,213,321,411,477,589,677,783,873,987,1113
%N A142074 Based on "ancient" primes. 10*A008578(2n) + A008578(2n+1). This transform 
               can be generalized with two parameters (first instead of 10, second 
               instead of 1).See A141726 (16, 42).
%C A142074 First differences: 23, 46, 66, 66, 108, 90, 66, 112, 88, 106, 90 .
%Y A142074 Sequence in context: A053682 A033570 A163661 this_sequence A102085 A058968 
               A121805
%Y A142074 Adjacent sequences: A142071 A142072 A142073 this_sequence A142075 A142076 
               A142077
%K A142074 nonn,uned
%O A142074 1,1
%A A142074 Paul Curtz (bpcrtz(AT)free.fr), Sep 15 2008