id:A113017 - OEIS Search Results

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Primes that become composites when their decimal representation is interpreted duodecimally.

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13, 19, 23, 29, 41, 43, 47, 53, 59, 71, 73, 79, 83, 89, 97, 101, 103, 109, 113, 127, 137, 139, 149, 151, 163, 173, 179, 191, 193, 197, 199, 211, 223, 227, 229, 233, 239, 257, 263, 269, 281, 283, 293, 311, 313, 317, 331, 337, 349, 353, 359, 367, 373, 379, 383 (list; graph; listen)

	OFFSET	`1,1`
	LINKS	`Eric Weisstein's World of Mathematics, Duodecimal`
	EXAMPLE	`A000040(25)=97 -> 912^1+712^0=108+7=115=5*23.`
	CROSSREFS	`Cf. A113016, A102487, A000040.` `Adjacent sequences: A113014 A113015 A113016 this_sequence A113018 A113019 A113020` `Sequence in context: A054986 A071621 A038888 this_sequence A007627 A121877 A109902`
	KEYWORD	`nonn,base`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Oct 11 2005`

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Last modified October 11 13:47 EDT 2008. Contains 144830 sequences.

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