A196029 Positive integers a for which there is a primitive (5/2)-Pythagorean triple (a,b,c) satisfying a<=b.

5, 6, 7, 9, 11, 13, 14, 16, 17, 19, 21, 22, 23, 25, 25, 26, 29, 30, 31, 32, 34, 35, 37, 38, 38, 41, 43, 46, 47, 48, 49, 50, 53, 58, 61, 62, 64, 64, 65, 65, 70, 73, 77, 80, 80, 85, 85, 86, 94, 105, 105, 110, 110, 112, 112, 118, 128

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..57.

Example

Primitive (5/2)-Pythagorean triples
(c^2=a^2+b^2+k*a*b, where k=5/2):
5,22,28
6,13,20
7,10,18
9,80,91
11,32,45
13,174,190
14,93,110
16,17,35
17,304,325
19,112,135

Mathematica

(See A196026.)

Crossrefs

Cf. A195770, A196026, A196030, A196031.

Sequence in context: A232710 A132829 A180061 * A096820 A175154 A355239

Adjacent sequences: A196026 A196027 A196028 * A196030 A196031 A196032

Keyword

nonn

Author

Clark Kimberling, Sep 26 2011

Status

approved