A137011 - OEIS

A137011

Numbers k such that k and k^2 use only the digits 1, 2, 5, 8 and 9.

1, 5, 9, 11, 15, 91, 159, 285, 911, 1515, 1585, 2285, 29859, 92511, 95911, 111891, 285515, 2992589, 9225591, 9228159, 9991289, 15891891, 22991285, 29819891, 99291585, 99295515, 111889289, 151189285, 151189589, 229825989, 291991289, 299921515, 922991285, 958915159, 1512881859, 2285211585, 2299599859, 9229581859, 9229582285

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

COMMENTS

Generated with DrScheme.

LINKS

Jonathan Wellons, Table of n, a(n) for n = 1..184

J. Wellons, Tables of Shared Digits [archived]

EXAMPLE

158519985898159^2 = 25128585929152528221919589281.

CROSSREFS

Sequence in context: A314592 A122062 A314593 * A171629 A102178 A337657

Adjacent sequences: A137008 A137009 A137010 * A137012 A137013 A137014

KEYWORD

base,nonn

AUTHOR

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

STATUS

approved