id:A097267 - OEIS Search Results

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Least positive integer that is the diagonal of n primitive Pythagorean quadruples, or zero if no such integer exists.

+0
1

1, 3, 9, 19, 21, 27, 39, 33, 59, 51, 75, 57, 63, 103, 81, 0, 93, 121, 111, 99, 133, 123, 181, 129, 141, 153, 159, 211, 147, 227, 183, 171, 217, 263, 271, 201, 189, 219, 0, 307, 237, 243, 261, 249, 301, 267, 367, 485, 231, 291, 303, 409, 309, 419, 327, 297 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`First appearance of n in A097266.` `Conjecture: a(15)=a(38)=0.`
	LINKS	`Eric Weisstein's World of Mathematics, Pythagorean Quadruple.`
	CROSSREFS	`Cf. A096907-A096909, A097263-A097266.` `Sequence in context: A133136 A161138 A067864 this_sequence A043097 A084670 A002091` `Adjacent sequences: A097264 A097265 A097266 this_sequence A097268 A097269 A097270`
	KEYWORD	`nonn`
	AUTHOR	`Ray Chandler (rayjchandler(AT)sbcglobal.net), Aug 19 2004`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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