A086945 - OEIS

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A086945

a(n) = 7*10^n-9.

61, 691, 6991, 69991, 699991, 6999991, 69999991, 699999991, 6999999991, 69999999991, 699999999991, 6999999999991, 69999999999991, 699999999999991, 6999999999999991, 69999999999999991, 699999999999999991 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	COMMENTS	`a(n) = k where R(k+9)=7.` `R(a(n))=A086940(n).`
	LINKS	`Vincenzo Librandi, Table of n, a(n) for n = 1..300`
	PROG	`(MAGMA) [7*10^n-9: n in [1..25] ]; // Vincenzo Librandi, Aug 22 2011`
	CROSSREFS	`Sequence in context: A092571 A119597 A132388 * A142365 A093473 A000506` `Adjacent sequences: A086942 A086943 A086944 * A086946 A086947 A086948`
	KEYWORD	`nonn`
	AUTHOR	`Ray Chandler (rayjchandler(AT)sbcglobal.net), Jul 24 2003`

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Last modified February 14 11:36 EST 2012. Contains 205623 sequences.