A136829 Numbers k such that k and k^2 use only the digits 0, 1, 2, 6 and 8.

0, 1, 10, 11, 100, 101, 110, 261, 1000, 1001, 1010, 1011, 1100, 1101, 2610, 10000, 10001, 10010, 10011, 10100, 10110, 10801, 11000, 11001, 11010, 11261, 26100, 26101, 100000, 100001, 100010, 100011, 100100, 100101, 100110, 101000, 101001, 101100, 108010, 110000, 110001, 110010, 110100, 112610, 261000, 261010, 282881, 816261, 1000000, 1000001

Offset

1,3

Comments

Generated with DrScheme.

Links

Jonathan Wellons, Table of n, a(n) for n = 1..1019

J. Wellons, Tables of Shared Digits [archived]

Example

1062168010261^2 = 1128200882021811801288121.

Crossrefs

Sequence in context: A115846 A352103 A066334 * A262381 A278038 A136832

Adjacent sequences: A136826 A136827 A136828 * A136830 A136831 A136832

Keyword

base,nonn

Author

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

Status

approved