id:A051828 - OEIS Search Results

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Number of numbers below 10^n with nonzero multiplicative digital root 8.

+0
2

1, 24, 252, 2788, 31923, 352105, 3700992, 37619035, 375300388, 3721757919, 37050089673, 372206961122, 3774238125518, 38503409891419, 393429821383490, 4011462863576801 (list; graph; listen)

	OFFSET	`1,2`
	REFERENCES	`William Mayne, sci.math, Jun 15 1991`
	FORMULA	`# { i : 10^(n-1) < i < 10^n and A051802(i)=8 }`
	CROSSREFS	`Cf. A051802, A051810, A051819.` `Sequence in context: A086603 A000594 A022716 this_sequence A076847 A009175 A000145` `Adjacent sequences: A051825 A051826 A051827 this_sequence A051829 A051830 A051831`
	KEYWORD	`nonn,base,hard`
	AUTHOR	`Dan Hoey (Hoey(AT)AIC.NRL.Navy.Mil), Dec 09 1999`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

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