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A195921 Positive integers c for which there is a primitive (-3/2)-Pythagorean triple (a,b,c) satisfying a<=b. 5

%I #6 Mar 30 2012 18:57:48

%S 2,3,5,7,9,10,11,13,15,15,15,16,17,18,19,22,23,25,26,27,29,30,32,32,

%T 33,34,35,37,38,39,41,42,45,46,48,48,48,48,51,53,54,55,57,57,61,62,63,

%U 64,64,65,66,69,69,73,75,78,78,80,80,80,86,87,90,90,93,94,95,96

%N Positive integers c for which there is a primitive (-3/2)-Pythagorean triple (a,b,c) satisfying a<=b.

%C See A195770 for definitions of k-Pythagorean triple, primitive k-Pythagorean triple, and lists of related sequences.

%e Primitive (-3/2)-Pythagorean triples

%e (c^2=a^2+b^2+k*a*b, where k=-3/2):

%e 2,3,2

%e 3,10,8

%e 5,6,4

%e 7,48,43

%e 9,16,11

%e 10,51,44

%e 11,114,106

%e 13,30,22

%e 15,16,11

%e 15,32,23

%t (See A195918.)

%Y Cf. A195770, A195918, A195922, A195923.

%K nonn

%O 1,1

%A _Clark Kimberling_, Sep 26 2011

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Last modified April 25 11:03 EDT 2024. Contains 371967 sequences. (Running on oeis4.)