A136830 Numbers k such that k and k^2 use only the digits 0, 1, 2, 6 and 9.

0, 1, 10, 11, 96, 100, 101, 110, 960, 996, 1000, 1001, 1010, 1011, 1096, 1100, 1101, 1619, 9600, 9960, 9996, 10000, 10001, 10010, 10011, 10096, 10100, 10110, 10960, 10996, 11000, 11001, 11010, 16190, 96000, 96001, 99600, 99960, 99996, 100000, 100001, 100010, 100011, 100096, 100100, 100101, 100110, 100960, 100996, 101000, 101001, 101100, 109600

Offset

1,3

Comments

Generated with DrScheme.

Links

Jonathan Wellons, Table of n, a(n) for n = 1..1308

J. Wellons, Tables of Shared Digits [archived]

Example

109621901096^2 = 12016961199901206001216.

Crossrefs

Sequence in context: A086457 A046851 A045953 * A153069 A332703 A178569

Adjacent sequences: A136827 A136828 A136829 * A136831 A136832 A136833

Keyword

base,nonn,changed

Author

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

Status

approved