id:A085913 - OEIS Search Results

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Group the natural numbers such that the product of the terms of the n-th group is divisible by n!. (1),(2),(3,4),(5,6,7,8),(9,10,11,12),(13,14,15,16,17,18),(19,20,21,22,23,24),... Sequence contains the first term of every group.

+0
5

1, 2, 3, 5, 9, 13, 19, 25, 33, 41, 51, 61, 73, 85, 99, 113, 129, 145, 163, 181, 201, 221, 243, 265, 289, 313, 339, 365, 393, 421, 451, 481, 513, 545, 579, 613, 649, 685, 723, 761, 801, 841, 883, 925, 969, 1013, 1059, 1105, 1153, 1201, 1251, 1301, 1353, 1405 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`Differs from A099392 at n = 61.`
	CROSSREFS	`Cf. A085912, A085914, A085915.` `Sequence in context: A064386 A049715 A076095 this_sequence A060482 A018138 A057225` `Adjacent sequences: A085910 A085911 A085912 this_sequence A085914 A085915 A085916`
	KEYWORD	`nonn`
	AUTHOR	`Amarnath Murthy and Meenakshi Srikanth (amarnath_murthy(AT)yahoo.com), Jul 10 2003`
	EXTENSIONS	`More terms from Ray Chandler (rayjchandler(AT)sbcglobal.net), Sep 15 2003`

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.

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