A137142 Numbers k such that k and k^2 use only the digits 4, 5, 6, 8 and 9.

8, 69684, 946888, 6669684, 6988884, 66996684, 94598866, 666696684, 666699684, 698988884, 946566884, 948496684, 6669966684, 6855558664, 6998898884, 9458585866, 66666966684, 66666996684, 68446655864, 69684686664, 69888946684, 69898966864, 69988966884, 94649646886, 94656988884, 666699666684, 669998855886, 685555646658

Offset

1,1

Comments

Generated with DrScheme.

Links

Jonathan Wellons, Table of n, a(n) for n = 1..68

J. Wellons, Tables of Shared Digits [archived]

Example

945856489958686^2 = 894644499596965869945986846596.

Crossrefs

Sequence in context: A175855 A063374 A067055 * A368066 A036535 A259167

Adjacent sequences: A137139 A137140 A137141 * A137143 A137144 A137145

Keyword

base,nonn,changed

Author

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

Status

approved