id:A046503 - OEIS Search Results

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Primes with multiplicative persistence value 3.

+0
2

47, 59, 79, 89, 97, 139, 149, 157, 179, 193, 197, 227, 229, 239, 263, 283, 293, 337, 347, 353, 359, 367, 373, 383, 389, 419, 433, 443, 449, 463, 479, 487, 491, 499, 571, 577, 593, 619, 643, 661, 673, 683, 691, 719, 733, 743, 751, 757, 797, 823, 829, 839 (list; graph; listen)

	OFFSET	`0,1`
	LINKS	`Eric Weisstein's World of Mathematics, Multiplicative Persistence`
	EXAMPLE	`47 -> 4 * 7 -> [ 28 ] -> 2 * 8 -> [ 16 ] -> 1 * 6 -> [ 6 ] -> one digit in three steps.`
	CROSSREFS	`Cf. A046500, A046512.` `Sequence in context: A045140 A104852 A061758 this_sequence A102274 A139909 A126980` `Adjacent sequences: A046500 A046501 A046502 this_sequence A046504 A046505 A046506`
	KEYWORD	`nonn`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com), Sep 15 1998.`

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.

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