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A136866 Numbers n such that n and the square of n use only the digits 0, 1, 4 and 8. 1
0, 1, 10, 100, 1000, 10000, 10401, 100000, 104010, 1000000, 1004001, 1040100, 10000000, 10040010, 10401000, 100000000, 100040001, 100400100, 104010000, 1000000000, 1000400010, 1004001000, 1040100000, 10000000000, 10000400001, 10004000100, 10040010000, 10401000000, 100000000000, 100004000010, 100040001000, 100400100000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Generated with DrScheme

LINKS

Jonathan Wellons, Table of n, a(n) for n=1..55

J. Wellons, Tables of Shared Digits

EXAMPLE

100004040010401^2 = 10000808018401884040188180801

CROSSREFS

Sequence in context: A190016 A115796 A136857 * A136878 A136871 A135653

Adjacent sequences:  A136863 A136864 A136865 * A136867 A136868 A136869

KEYWORD

base,nonn

AUTHOR

Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008

STATUS

approved

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Last modified February 21 03:06 EST 2019. Contains 320364 sequences. (Running on oeis4.)