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A195570 Hypotenuses of primitive Pythagorean triples in A195568 and A195569. 3
5, 17, 241, 1285, 4385, 62177, 331525, 1131313, 16041425, 85532165, 291874369, 4138625473, 22066967045, 75302455889, 1067749330609, 5693191965445, 19427741744993, 275475188671649, 1468821460117765, 5012282067752305, 71071530927954833 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

See A195500 for discussion and list of related sequences; see A195568 for Mathematica program.

LINKS

Table of n, a(n) for n=1..21.

FORMULA

Empirical g.f.: -x*(x^5+x^4+5*x^3-241*x^2-17*x-5) / (x^6-258*x^3+1). - Colin Barker, Jun 04 2015

CROSSREFS

Cf. A195500, A195568, A195569.

Sequence in context: A062230 A103920 A086362 * A281504 A191500 A089894

Adjacent sequences:  A195567 A195568 A195569 * A195571 A195572 A195573

KEYWORD

nonn

AUTHOR

Clark Kimberling, Sep 21 2011

STATUS

approved

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Last modified June 1 09:27 EDT 2020. Contains 334759 sequences. (Running on oeis4.)