A137129 Numbers k such that k and k^2 use only the digits 3, 4, 6, 8 and 9.

3, 6, 8, 63, 83, 93, 94, 683, 833, 836, 6633, 6833, 6963, 8333, 8336, 9843, 9933, 66833, 68333, 69883, 83333, 83336, 83664, 94836, 96643, 96886, 98336, 99694, 666333, 666963, 668333, 669843, 683333, 696344, 699633, 833333, 833336, 939864, 939938, 948664, 948683, 966643, 983336, 994836, 996688, 999333, 6668333, 6683333, 6683438, 6833333

Offset

1,1

Comments

Generated with DrScheme.

Links

Jonathan Wellons, Table of n, a(n) for n = 1..487

J. Wellons, Tables of Shared Digits [archived]

Example

834843634694364^2 = 696963894389696686639693364496.

Crossrefs

Sequence in context: A093899 A306157 A262613 * A098106 A059361 A103268

Adjacent sequences: A137126 A137127 A137128 * A137130 A137131 A137132

Keyword

base,nonn,changed

Author

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

Status

approved