A080868 - OEIS

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A080868

First differences of A080867, modulo 10.

1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 4, 8, 6, 3, 5, 0, 9, 9, 5, 3, 1, 7, 7, 1, 4, 6, 5, 3, 8, 2, 7, 9, 1, 5, 6, 9, 1, 6, 0, 3, 7, 6, 6, 6, 7, 7, 1, 3, 5, 9, 9, 5, 3, 1, 8, 4, 2, 6, 9, 1, 0, 1, 7, 3, 9, 2, 5, 5, 8, 3, 3, 0, 7, 7, 4, 1, 9, 6, 5, 5, 6, 4, 7, 3, 8, 2, 9, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 4, 8, 6, 3, 5, 0, 9, 9, 5, 3, 1, 7, 7, 1, 4, 6, 5, 3 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,12`
	COMMENTS	`Periodic from a(1)=1 onward, with a period of 90 terms.`
	FORMULA	`a(n) = A080867(n+1)-A080867(n) mod 10`
	MAPLE	`A080868 := n -> ((A080867(n+1)-A080867(n)) mod 10);`
	CROSSREFS	`Sequence in context: A132137 A011180 A103546 * A046260 A086354 A014257` `Adjacent sequences: A080865 A080866 A080867 * A080869 A080870 A080871`
	KEYWORD	`nonn,base`
	AUTHOR	`Laurent Dorey (laurentdorey(AT)wanadoo.fr) & Antti Karttunen (my_firstname.my_surname(AT)iki.fi) Feb 21 2003.`

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Last modified February 16 10:53 EST 2012. Contains 205904 sequences.