%I
%S 3,5,7,7,8,9,10,9,11,11,11,12,13,11,12,13,14,13,13,14,15,16,13,17,15,
%T 15,16,17,15,16,17,18,19,15,16,17,18,19,20,17,18,17,19,17,18,19,20,21,
%U 22,17,19,21,23,19,19,20,19,20,21,22,23,19,20,21,22,23,24
%N Consider primitive integer triangles as listed in rows of table A316842. Sequence gives perimeters of these triangles in the same order.
%C The only missing numbers are 1,2,4,6.
%H Lars Blomberg, <a href="/A316852/b316852.txt">Table of n, a(n) for n = 1..3000</a>
%Y Cf. A316841, A316842, A316851.
%Y a(n) = A316846(n)+A316847(n)+A316848(n).
%K nonn
%O 1,1
%A _N. J. A. Sloane_, Jul 23 2018
%E Terms a(54) and beyond from _Lars Blomberg_, Jul 27 2018
