id:A096472 - OEIS Search Results

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Numbers containing Pythagorean triples in their divisor set.

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3600, 7200, 10800, 14400, 18000, 21600, 25200, 28800, 32400, 36000, 39600, 43200, 46800, 50400, 54000, 57600, 61200, 64800, 68400, 72000, 75600, 79200, 82800, 86400, 90000, 93600, 97200, 100800, 104400, 108000, 111600, 115200, 118800 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`a(n) = m * (A046083(k)A046084(k)A009000(k))^2 for appropriate, not necessarily unique m and k.`
	LINKS	`Tanya Khovanova, Recursive Sequences` `Eric Weisstein's World of Mathematics, Pythagorean Triple`
	FORMULA	`a(n) = n*60^2.`
	EXAMPLE	`5^2+12^2=13^2: 5^2, 12^2 and 13^2 are divisors of` `608400=(1353*2^2)^2, therefore 608400 is a term.`
	CROSSREFS	`Cf. A094519.` `Sequence in context: A156845 A157857 A141781 this_sequence A027824 A068291 A003838` `Adjacent sequences: A096469 A096470 A096471 this_sequence A096473 A096474 A096475`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Aug 13 2004`

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Last modified November 24 23:16 EST 2009. Contains 167481 sequences.

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