A196179 Positive integers a for which there is a primitive 8-Pythagorean triple (a,b,c) satisfying a<=b.

1, 3, 3, 4, 4, 5, 5, 7, 7, 7, 8, 8, 8, 9, 9, 11, 11, 11, 11, 12, 12, 12, 13, 13, 13, 15, 16, 16, 16, 17, 17, 17, 19, 19, 19, 20, 20, 20, 21, 21, 23, 23, 24, 24, 28, 28, 28, 28, 28, 28, 29, 31, 32, 32, 33, 35, 36, 36, 37, 39, 40, 41, 43, 44, 44, 44, 48, 51

Offset

1,2

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 8-Pythagorean triples a,b,c;
c^2=a^2+b^2+8*a*b:
1,4,7
3,4,11
3,56,67
4,7,17
4,45,59
5,44,61
5,168,187
7,48,71
7,96,121
7,340,367

Mathematica

(See A196176.)

Crossrefs

Cf. A195770, A196176, A196180, A196180.

Sequence in context: A285269 A285786 A120196 * A120188 A369217 A369218

Adjacent sequences: A196176 A196177 A196178 * A196180 A196181 A196182

Keyword

nonn

Author

Clark Kimberling, Sep 29 2011

Status

approved