%I A097586
%S A097586 0,2,4,6,8,10,12,14,16,18,2,4,6,8,10,12,14,16,18,20,1,5,9,13,17,21,25,
%T A097586 29,33,37,3,7,11,15,19,23,27,31,35,39,3,11,19,27,35,43,51,59,67,75,5,13,
%U A097586 21,29,37,45,53,61,69,77,7,23,39,55,71,87,103,119,135,151,9,25,41,57,73
%N A097586 Table T(n,n) read by rows: T(1,1)=0; then if n even T(n,1)=T(n-1,1)+2 
               and if n odd T(n,1)=T(n-2,1)+T(n-1,1)-1 then T(n,j)=T(n,j-1) + 2^floor((n+1)/
               2).
%C A097586 Integers > 1 appear exactly twice, 0 and 1 only once. Consecutive primes 
               with gap 4 are consecutive in rows 3 or 4
%Y A097586 Sequence in context: A076312 A061762 A136614 this_sequence A098727 A095815 
               A063114
%Y A097586 Adjacent sequences: A097583 A097584 A097585 this_sequence A097587 A097588 
               A097589
%K A097586 base,nonn,tabl
%O A097586 1,2
%A A097586 Pierre CAMI (pierrecami(AT)tele2.fr), Sep 20 2004