id:A166874 - OEIS Search Results

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Numbers with vertical symmetry when expressed as Roman numerals.

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1, 2, 3, 5, 10, 19, 20, 30, 1000, 2000, 3000 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Sequence in context: A002661 A065053 A078715 this_sequence A046630 A064236 A007569` `Adjacent sequences: A166871 A166872 A166873 this_sequence A166875 A166876 A166877`
	KEYWORD	`nonn`
	AUTHOR	`Claudio L Meller (claudiomeller(AT)gmail.com), Oct 22 2009`
	EXTENSIONS	`Edited by N. J. A. Sloane, Oct 25 2009`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.