

A027679


When squared gives number composed of digits {2,4,8} with each of these digits appearing at least once.


1



168, 478, 2878, 210912978, 15647628653832, 1511583350076478, 6548620039541478, 669644852476481662, 20597146608802018338, 53710727465081333454522, 2069416058768323727702022
(list;
graph;
refs;
listen;
history;
text;
internal format)



OFFSET

1,1


LINKS

Table of n, a(n) for n=1..11.
P. De Geest, Squares containing at most three distinct digits, Index entries for related sequences
P. De Geest, Palindromic Squares
H. Mishima, Squares consisted of 3 different digits.
A. Ottens, The arithmeticdigitssquaresthree.digits problem
Eric Weisstein's World of Mathematics, Square Number.


CROSSREFS

Cf. A027678.
Sequence in context: A303082 A247721 A342427 * A137863 A266808 A234738
Adjacent sequences: A027676 A027677 A027678 * A027680 A027681 A027682


KEYWORD

nonn,base


AUTHOR

Patrick De Geest


EXTENSIONS

One more term from Jon E. Schoenfield, Sep 04 2006
More terms from Herman Jamke (hermanjamke(AT)fastmail.fm), May 19 2007
Title improved by Sean A. Irvine, Nov 24 2019


STATUS

approved



