id:A052026 - OEIS Search Results

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A052026

Composites base 10 that remain composite in all bases b, 2<=b<=10, expansions interpreted as decimal numbers.

+0
9

14, 18, 20, 24, 30, 32, 36, 40, 42, 44, 51, 54, 60, 62, 69, 70, 72, 74, 76, 78, 80, 86, 90, 92, 96, 98, 99, 100, 102, 104, 108, 110, 112, 114, 120, 124, 125, 126, 128, 129, 130, 132, 135, 140, 144, 146, 148, 150, 152, 156, 158, 159, 160, 162, 164, 168, 170, 174 (list; graph; listen)

	OFFSET	`1,1`
	LINKS	`C. Rivera, PP&P Puzzle 24: Primes in several bases`
	CROSSREFS	`Cf. A038537, A052027-A052033.` `Adjacent sequences: A052023 A052024 A052025 this_sequence A052027 A052028 A052029` `Sequence in context: A113735 A063828 A060504 this_sequence A118499 A111205 A097324`
	KEYWORD	`nonn,base`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com), Dec 15 1999.`

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Last modified May 16 23:01 EDT 2008. Contains 139884 sequences.

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