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A030984 2-automorphic numbers: final digits of 2n^2 agree with n. +0
1
8, 88, 688, 4688, 54688, 554688, 3554688, 93554688, 893554688, 893554688, 40893554688, 40893554688, 40893554688, 70040893554688, 870040893554688, 1870040893554688, 71870040893554688, 871870040893554688 (list; graph; listen)
OFFSET

0,1

LINKS

Index entries for sequences related to automorphic numbers

Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.

Index entries for sequences related to final digits of numbers

CROSSREFS

Sequence in context: A131812 A035133 A045643 this_sequence A109021 A043043 A003492

Adjacent sequences: A030981 A030982 A030983 this_sequence A030985 A030986 A030987

KEYWORD

nonn

AUTHOR

Eric Weisstein (eric(AT)weisstein.com)

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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