A137133 Numbers k such that k and k^2 use only the digits 3, 5, 6, 7 and 9.

3, 6, 63, 76, 5963, 7576, 9663, 57756, 57937, 59663, 75337, 97956, 753376, 753656, 759576, 797956, 797976, 799736, 967366, 967976, 977956, 979663, 5799736, 5977756, 5977956, 5979663, 7536337, 7599576, 9979663, 57937376, 59795956, 59797976, 59979663, 96796663, 96935956, 99667736, 99799576, 579366376, 596936663, 596936963

Offset

1,1

Comments

Generated with DrScheme.

Links

Jonathan Wellons, Table of n, a(n) for n = 1..265

J. Wellons, Tables of Shared Digits [archived]

Example

597979393937363^2 = 357579355573695965399967393769.

Crossrefs

Sequence in context: A364852 A219809 A137123 * A137137 A137134 A137090

Adjacent sequences: A137130 A137131 A137132 * A137134 A137135 A137136

Keyword

base,nonn

Author

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

Status

approved