id:A079206 - OEIS Search Results

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Numbers n in which the first K digits of n form an integer divisible by the K-th prime, for K = 1, 2, ..., M, where M is the number of digits in n.

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2, 4, 6, 8, 21, 24, 27, 42, 45, 48, 60, 63, 66, 69, 81, 84, 87, 210, 215, 240, 245, 270, 275, 420, 425, 450, 455, 480, 485, 600, 605, 630, 635, 660, 665, 690, 695, 810, 815, 840, 845, 870, 875, 2100, 2107, 2156, 2401, 2408, 2450, 2457, 2702, 2709, 2751, 2758 (list; graph; listen)

	OFFSET	`1,1`
	LINKS	`Divisible by Primes.`
	EXAMPLE	`a(88)=21076 because 2 is divisible by the first prime 2, 21 by the second prime 3, 210 by the third prime 5, 2107 by the fourth prime 7, 21076 by the fifth prime 11.`
	CROSSREFS	`Sequence in context: A131122 A119261 A062285 this_sequence A045926 A045927 A165931` `Adjacent sequences: A079203 A079204 A079205 this_sequence A079207 A079208 A079209`
	KEYWORD	`base,fini,full,nonn`
	AUTHOR	`Sudipta Das (juitech(AT)vsnl.net), Feb 03 2003`

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Last modified December 10 00:48 EST 2009. Contains 170565 sequences.

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