id:A087166 - OEIS Search Results

Search: id:A087166

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Primes which are palindromes in 3 or more bases.

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17, 31, 37, 41, 43, 67, 71, 73, 107, 109, 113, 127, 131, 151, 157, 173, 181, 191, 193, 197, 199, 211, 227, 229, 233, 239, 241, 251, 257, 271, 277, 281, 307, 313, 337, 353, 373, 379, 383, 401, 409, 419, 421, 431, 433, 443, 449, 457, 461, 463, 467, 479, 487 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`31 is in the list, as 31 base 2 = 11111, 31 base 5 = 111, and 31 base 30 = 11, i.e. three different ways.`
	CROSSREFS	`Adjacent sequences: A087163 A087164 A087165 this_sequence A087167 A087168 A087169` `Sequence in context: A124884 A052006 A002675 this_sequence A095748 A062579 A104043`
	KEYWORD	`base,nonn`
	AUTHOR	`Randy L. Ekl (Randy.Ekl(AT)Motorola.com), Oct 18 2003`

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Last modified October 13 02:37 EDT 2008. Contains 145008 sequences.

AT&T Labs Research