id:A062667 - OEIS Search Results

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Every divisor (except 1) contains the digit 3.

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3, 13, 23, 31, 37, 39, 43, 53, 73, 83, 93, 103, 113, 131, 137, 139, 163, 173, 193, 223, 233, 239, 263, 283, 293, 307, 309, 311, 313, 317, 331, 337, 339, 347, 349, 353, 359, 367, 373, 379, 383, 389, 393, 397, 403, 431, 433, 439, 443, 463, 503, 523, 563, 593 (list; graph; listen)

	OFFSET	`0,1`
	EXAMPLE	`93 has divisors 1, 3, 31, and 93, all of which contain the digit 3`
	CROSSREFS	`Sequence in context: A135580 A011533 A043501 this_sequence A106099 A017305 A018709` `Adjacent sequences: A062664 A062665 A062666 this_sequence A062668 A062669 A062670`
	KEYWORD	`base,easy,nonn`
	AUTHOR	`Erich Friedman (efriedma(AT)stetson.edu), Jul 04 2001`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

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