id:A001148 - OEIS Search Results

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Final digit of 3^n.

+0
1

1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1, 3, 9, 7, 1 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`Let G = {1,3,7,9} ; Let the binary operator o be defined as: X o Y = least significant digit of the product XY, where X,Y belong to G. Then (G,o) is an Abelian group and 3 is a generator of this group. [From Kailasam Viswanathan Iyer (kvi(AT)nitt.edu), Apr 19 2009]`
	LINKS	`Index entries for sequences related to final digits of numbers`
	CROSSREFS	`Adjacent sequences: A001145 A001146 A001147 this_sequence A001149 A001150 A001151` `Sequence in context: A134693 A096948 A016676 this_sequence A011318 A046261 A074806`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified November 8 07:45 EST 2009. Contains 166143 sequences.

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