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A195997 Positive integers a for which there is a primitive (-2/3)-Pythagorean triple (a,b,c) satisfying a<=b. 4
2, 5, 7, 8, 9, 9, 11, 12, 13, 14, 15, 17, 18, 19, 20, 21, 22, 23, 25, 26, 27, 27, 29, 30, 31, 32, 33, 34, 35, 36, 37, 39, 42, 43, 45, 45, 45, 46, 48, 51, 52, 54, 54, 57, 58, 63, 63, 65, 69, 70, 72, 76, 77, 78, 80, 81, 82, 85, 90, 90, 94, 95, 99, 99, 100, 110, 114 (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..67.

EXAMPLE

Primitive (-2/3)-Pythagorean triples

2,3,3

5,18,17

7,18,17

8,45,43

9,10,11

9,20,19

11,84,81

12,35,33

13,60,57

14,135,131

MATHEMATICA

(See A195994.)

CROSSREFS

Cf. A195770, A195994, A195998, A195999.

Sequence in context: A084959 A021799 A154848 * A186277 A061770 A210449

Adjacent sequences:  A195994 A195995 A195996 * A195998 A195999 A196000

KEYWORD

nonn

AUTHOR

Clark Kimberling, Sep 26 2011

STATUS

approved

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Last modified August 8 02:45 EDT 2020. Contains 336290 sequences. (Running on oeis4.)