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Search: id:A030987
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A030987 4-automorphic numbers: final digits of 4n^2 agree with n. +0
1
4, 44, 344, 7344, 77344, 777344, 6777344, 46777344, 446777344, 446777344, 20446777344, 20446777344, 5020446777344, 35020446777344, 935020446777344, 5935020446777344, 35935020446777344 (list; graph; listen)
OFFSET

0,1

LINKS

Index entries for sequences related to automorphic numbers

Index entries for sequences related to final digits of numbers

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

CROSSREFS

Sequence in context: A129551 A081078 A035014 this_sequence A043039 A002754 A105038

Adjacent sequences: A030984 A030985 A030986 this_sequence A030988 A030989 A030990

KEYWORD

nonn

AUTHOR

Eric Weisstein (eric(AT)weisstein.com)

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Last modified December 7 23:50 EST 2009. Contains 170430 sequences.


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