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Consider primitive integer triangles as listed in rows of table A316842. Sequence gives sorted and uniqued values of 16*area^2 for these triangles.
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%I #12 Jul 29 2018 09:05:28

%S 3,15,35,63,99,128,135,143,195,231,255,275,320,323,351,384,399,455,

%T 483,495,575,576,663,675,735,768,783,819,855,896,899,935,975,1023,

%U 1071,1155,1235,1280,1295,1311,1344,1443,1463,1536,1539,1575,1599,1683,1728,1763

%N Consider primitive integer triangles as listed in rows of table A316842. Sequence gives sorted and uniqued values of 16*area^2 for these triangles.

%H Lars Blomberg, <a href="/A317183/b317183.txt">Table of n, a(n) for n = 1..10000</a>

%Y Cf. A316842, A317181.

%K nonn

%O 1,1

%A _N. J. A. Sloane_, Jul 25 2018

%E Terms a(13) and beyond from _Lars Blomberg_, Jul 27 2018