OFFSET
1,2
COMMENTS
Generated with DrScheme.
Subsequence of A014263. - Michel Marcus, Oct 04 2013
LINKS
Jonathan Wellons, Table of n, a(n) for n = 1..1038
J. Wellons, Tables of Shared Digits [archived]
EXAMPLE
828268460602^2 = 686028642828006826202404.
PROG
(PARI) evdigs(n) = {if (n==0, return (1)); digs = digits(n); for (i = 1, #digs, if (digs[i] % 2, return (0)); ); return (1); }
isok(n) = evdigs(n) && evdigs(n^2); \\ Michel Marcus, Oct 04 2013
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008
STATUS
approved