A136963 Numbers k such that k and k^2 use only the digits 0, 5, 6, 7 and 8.

0, 76, 760, 766, 7600, 7660, 7666, 76000, 76076, 76600, 76660, 76666, 760000, 760760, 766000, 766600, 766660, 766666, 875076, 7600000, 7607600, 7660000, 7666000, 7666600, 7666660, 7666666, 7668576, 8660766, 8750760, 76000000, 76076000, 76600000, 76655076, 76660000, 76666000, 76666600, 76666660, 76666666, 76685760, 76685766, 86607660

Offset

1,2

Comments

Generated with DrScheme.

Links

Jonathan Wellons, Table of n, a(n) for n = 1..294

J. Wellons, Tables of Shared Digits [archived]

Example

760657656576076^2 = 578600070507807576007575557776.

Crossrefs

Sequence in context: A007250 A137061 A230944 * A136964 A136962 A324626

Adjacent sequences: A136960 A136961 A136962 * A136964 A136965 A136966

Keyword

base,nonn

Author

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

Status

approved