A094140 - OEIS

A094140

Smallest inradius of primitive Pythagorean triangle whose legs differ by A058529(n).

1, 2, 3, 5, 4, 14, 7, 5, 6, 18, 9, 21, 7, 33, 22, 11, 8, 45, 39, 9, 13, 30, 60, 10, 30, 15, 33, 84, 11, 68, 60, 51, 34, 12, 91, 95, 65, 39, 13, 57, 38, 19, 70, 42, 14, 105, 84, 144, 42, 21, 15, 138, 112, 115, 80, 92, 48, 16, 46, 23, 119, 85, 51, 17, 100, 126, 209, 75, 50, 25

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OFFSET

1,2

COMMENTS

This is the product x*y of the smallest positive solution (x,y) to x^2 - 2*y^2 = -+d, where d=A058529(n).

REFERENCES

Mohammad K. Azarian, Circumradius and Inradius, Problem S125, Math Horizons, Vol. 15, Issue 4, April 2008, p. 32. Solution published in Vol. 16, Issue 2, November 2008, p. 32.

LINKS

Table of n, a(n) for n=1..70.

CROSSREFS

Cf. A058529, A094136, A094137, A094138, A094142, A094143.

Sequence in context: A240000 A193770 A107476 * A119745 A095753 A139537

Adjacent sequences: A094137 A094138 A094139 * A094141 A094142 A094143

KEYWORD

nonn

AUTHOR

Lekraj Beedassy, May 04 2004

EXTENSIONS

Corrected and extended by Ray Chandler, Jun 20 2004

STATUS

approved