A030984 - OEIS

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A030984

2-automorphic numbers: final digits of 2n^2 agree with n.

8, 88, 688, 4688, 54688, 554688, 3554688, 93554688, 893554688, 893554688, 40893554688, 40893554688, 40893554688, 70040893554688, 870040893554688, 1870040893554688, 71870040893554688, 871870040893554688 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,1`
	LINKS	`Index entries for sequences related to automorphic numbers` `Eric Weisstein's World of Mathematics, Automorphic Number` `Index entries for sequences related to final digits of numbers`
	CROSSREFS	`Sequence in context: A200767 A035133 A045643 * A109021 A043043 A003492` `Adjacent sequences: A030981 A030982 A030983 * A030985 A030986 A030987`
	KEYWORD	`nonn,base`
	AUTHOR	`Eric Weisstein (eric(AT)weisstein.com)`

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Last modified February 15 21:56 EST 2012. Contains 205860 sequences.