id:A050782 - OEIS Search Results

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Smallest multiplier m (>0) such that mn is palindromic (or zero if no such m exists).

+0
13

0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 21, 38, 18, 35, 17, 16, 14, 9, 0, 12, 1, 7, 29, 21, 19, 37, 9, 8, 0, 14, 66, 1, 8, 15, 7, 3, 13, 15, 0, 16, 6, 23, 1, 13, 9, 3, 44, 7, 0, 19, 13, 4, 518, 1, 11, 3, 4, 13, 0, 442, 7, 4, 33, 9, 1, 11, 4, 6, 0, 845, 88, 4, 3, 7, 287, 1, 11, 6, 0, 12345679, 8 (list; graph; listen)

	OFFSET	`0,13`
	COMMENT	`Multiples of 81 require the largest multipliers.`
	LINKS	`P. De Geest, World!Of Numbers`
	EXAMPLE	`E.g. a(81) -> 81 * 12345679 = 999999999 and a palindrome.`
	CROSSREFS	`Cf. A002113, A050810.` `Adjacent sequences: A050779 A050780 A050781 this_sequence A050783 A050784 A050785` `Sequence in context: A043768 A083567 A109211 this_sequence A061906 A139768 A072708`
	KEYWORD	`nonn,base,nice`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com), Oct 15 1999.`

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Last modified November 3 12:59 EST 2009. Contains 165766 sequences.

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