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A136870
Numbers k such that k and k^2 use only the digits 0, 1, 5, 6 and 8.
1
0, 1, 10, 81, 100, 810, 816, 1000, 1081, 8100, 8160, 10000, 10801, 10810, 81000, 81551, 81600, 81651, 100000, 108010, 108100, 810000, 815510, 815881, 816000, 816510, 1000000, 1008001, 1008051, 1080100, 1081000, 8100000, 8155100, 8158810, 8160000, 8165100, 10000000, 10080010, 10080510, 10568151, 10801000, 10810000, 81000000, 81551000
OFFSET
1,3
COMMENTS
Generated with DrScheme.
LINKS
J. Wellons, Tables of Shared Digits [archived]
EXAMPLE
816505086868151^2 = 666680556881566810585658158801.
CROSSREFS
Sequence in context: A297869 A138425 A010569 * A293367 A018202 A154236
KEYWORD
base,nonn
AUTHOR
Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008
STATUS
approved