A118639 - OEIS

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A118639

Smallest number expressible using the next Roman-numeral symbol.

1, 4, 9, 40, 90, 400, 900, 4000, 9000, 40000, 90000, 400000, 900000 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	EXAMPLE	`a(2) = IV (first usage of V);` `a(4) = XL (first usage of L).`
	CROSSREFS	`Cf. A123457.` `Sequence in context: A149157 A149158 A142239 * A149159 A149160 A149161` `Adjacent sequences: A118636 A118637 A118638 * A118640 A118641 A118642`
	KEYWORD	`easy,nonn`
	AUTHOR	`Greg Huber (huber(AT)alum.mit.edu), May 09 2006`

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Last modified February 17 13:28 EST 2012. Contains 206031 sequences.