A195567 Hypotenuses of primitive Pythagorean triples in A195565 and A195566.

5, 5, 325, 449, 3649, 20165, 20485, 1331845, 1840001, 14953601, 82636165, 83947525, 5457900485, 7540323649, 61279853249, 338642984005, 344016936965, 22366474855685, 30900244473601, 251124823660801, 1387758865816325, 1409781323735045

Offset: 1

Author

Clark Kimberling, Sep 21 2011

Keywords

• nonn

Comments

See A195500 for discussion and list of related sequences; see A195565 for Mathematica program.

Crossrefs

Cf. A195500, A195565, A195566.

Formula

Empirical g.f.: -x*(x^9+x^8+5*x^7+5*x^6+325*x^5-3649*x^4-449*x^3-325*x^2-5*x-5) / (x^10-4098*x^5+1). - Colin Barker, Jun 04 2015