%I A143836
%S A143836 4,5,6,7,8,9,8,9,10,12,10,11,12,14,15,11,12,13,15,16,18,13,14,15,17,18,
%T A143836 20,21,16,17,18,20,21,23,24,26,17,18,19,21,22,24,25,27,30,20,21,22,24,
%U A143836 25,27,28,30,33,34,22,23,24,26,27,29,30,32,35,36,39,23,24,25,27,28,30
%N A143836 Triangle read by rows of n such that n(r,c)=(p(r+2)-1)/2+(p(c+1)-1)/2+1.
%e A143836 11 in row 5 is in column 2, p(5+2)=17 p(2+1)=5, 5*17=11*11-6*6 11 in 
               row 6 is in column 1, p(6+2)=19 p(1+1)=3, 3*19=11*11-8*8
%Y A143836 Sequence in context: A014553 A121855 A090925 this_sequence A089166 A030543 
               A114143
%Y A143836 Adjacent sequences: A143833 A143834 A143835 this_sequence A143837 A143838 
               A143839
%K A143836 nonn,tabl
%O A143836 1,1
%A A143836 Pierre CAMI (pierrecami(AT)tele2.fr), Sep 02 2008