A137131 Numbers k such that k and k^2 use only the digits 3, 4, 8 and 9.

3, 939938, 943338933438, 943394898438

Offset

1,1

Comments

Generated with DrScheme.

Links

Table of n, a(n) for n=1..4.

J. Wellons, Tables of Shared Digits [archived]

Example

943394898438^2 = 889993934398844334839844.

Crossrefs

Sequence in context: A154824 A261541 A309225 * A368721 A229725 A244113

Adjacent sequences: A137128 A137129 A137130 * A137132 A137133 A137134

Keyword

base,nonn,changed

Author

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

Status

approved