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A195564 Hypotenuses of primitive Pythagorean triples in A195561 and A195562. 5
1, 25, 41, 65, 1649, 2705, 4289, 108809, 178489, 283009, 7179745, 11777569, 18674305, 473754361, 777141065, 1232221121, 31260608081, 51279532721, 81307919681, 2062726378985, 3383672018521, 5365090477825, 136108680404929 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
See A195500 for discussion and list of related sequences; see A195562 for Mathematica program.
LINKS
FORMULA
Empirical g.f.: -x*(x^5+x^4+x^3-41*x^2-25*x-1) / (x^6-66*x^3+1). - Colin Barker, Jun 04 2015
CROSSREFS
Sequence in context: A309623 A242074 A366428 * A147287 A240758 A031331
KEYWORD
nonn
AUTHOR
Clark Kimberling, Sep 21 2011
STATUS
approved

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Last modified June 21 14:45 EDT 2024. Contains 373547 sequences. (Running on oeis4.)