OFFSET
1,2
COMMENTS
Generated with DrScheme.
LINKS
Jonathan Wellons, Table of n, a(n) for n = 1..1389
J. Wellons, Tables of Shared Digits [archived]
EXAMPLE
202002000200202^2 = 40804808084882408848080840804.
MATHEMATICA
With[{c={0, 2, 4, 8}}, Select[FromDigits/@Tuples[c, 7], SubsetQ[c, IntegerDigits[#^2]]&]] (* Harvey P. Dale, Jul 30 2024 *)
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008
STATUS
approved