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A107486 One-sixth the smallest semiperimeter common to exactly n Pythagorean triangles. 0
1, 5, 10, 20, 35, 60, 60, 110, 70, 220, 140, 280, 210, 385, 660, 630, 420, 840, 1430, 910, 770, 3360, 2100, 2380, 1820, 1540, 5040, 3465, 3850, 3080, 2730, 2310, 6545, 5005, 10780, 11220, 9660, 7140, 5460, 6930 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..40.

FORMULA

a(n)=A099830(n)/12.

CROSSREFS

Sequence in context: A236391 A026357 A117518 * A210677 A193839 A323831

Adjacent sequences:  A107483 A107484 A107485 * A107487 A107488 A107489

KEYWORD

nonn

AUTHOR

Lekraj Beedassy, May 28 2005

STATUS

approved

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Last modified October 22 13:19 EDT 2019. Contains 328318 sequences. (Running on oeis4.)