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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
2, 3, 5, 7, 9, 10, 11, 13, 15, 15, 15, 16, 17, 18, 19, 22, 23, 25, 26, 27, 29, 30, 32, 32, 33, 34, 35, 37, 38, 39, 41, 42, 45, 46, 48, 48, 48, 48, 51, 53, 54, 55, 57, 57, 61, 62, 63, 64, 64, 65, 66, 69, 69, 73, 75, 78, 78, 80, 80, 80, 86, 87, 90, 90, 93, 94, 95, 96 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

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

LINKS

Table of n, a(n) for n=1..68.

EXAMPLE

Primitive (-3/2)-Pythagorean triples

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

2,3,2

3,10,8

5,6,4

7,48,43

9,16,11

10,51,44

11,114,106

13,30,22

15,16,11

15,32,23

MATHEMATICA

(See A195918.)

CROSSREFS

Cf. A195770, A195918, A195922, A195923.

Sequence in context: A063464 A341518 A325600 * A175089 A047489 A196499

Adjacent sequences:  A195918 A195919 A195920 * A195922 A195923 A195924

KEYWORD

nonn

AUTHOR

Clark Kimberling, Sep 26 2011

STATUS

approved

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Last modified October 3 06:40 EDT 2022. Contains 357231 sequences. (Running on oeis4.)