id:A052054 - OEIS Search Results

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A052054

Digit sets of prime factors of composite a(n) share at least one digit.

+0
2

4, 8, 9, 16, 25, 27, 32, 39, 46, 49, 58, 64, 69, 81, 92, 93, 111, 116, 117, 119, 121, 125, 128, 129, 143, 159, 169, 184, 187, 207, 209, 219, 221, 232, 243, 247, 249, 254, 256, 259, 265, 279, 289, 295, 299, 309, 323, 329, 333, 339, 341, 343, 351, 361, 368, 387 (list; graph; listen)

	OFFSET	`0,1`
	EXAMPLE	`E.g. 92 = 2 * 2 * 23 is OK because the sets (2),(2) and (2,3) share the digit 2.`
	CROSSREFS	`Cf. A052053.` `Sequence in context: A090515 A075309 A140104 this_sequence A046447 A087244 A080062` `Adjacent sequences: A052051 A052052 A052053 this_sequence A052055 A052056 A052057`
	KEYWORD	`nonn,base`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com), Dec 15 1999.`

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

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