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A137142
Numbers k such that k and k^2 use only the digits 4, 5, 6, 8 and 9.
1
8, 69684, 946888, 6669684, 6988884, 66996684, 94598866, 666696684, 666699684, 698988884, 946566884, 948496684, 6669966684, 6855558664, 6998898884, 9458585866, 66666966684, 66666996684, 68446655864, 69684686664, 69888946684, 69898966864, 69988966884, 94649646886, 94656988884, 666699666684, 669998855886, 685555646658
OFFSET
1,1
COMMENTS
Generated with DrScheme.
LINKS
J. Wellons, Tables of Shared Digits [archived]
EXAMPLE
945856489958686^2 = 894644499596965869945986846596.
CROSSREFS
Sequence in context: A175855 A063374 A067055 * A368066 A036535 A259167
KEYWORD
base,nonn
AUTHOR
Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008
STATUS
approved