login
A137002
Numbers k such that k and k^2 use only the digits 1, 2 and 5.
1
OFFSET
1,2
COMMENTS
Sequence terminates.
Generated with DrScheme.
Numbers appearing in A131082; subsequence of A031153, A137003. - M. F. Hasler, Jan 24 2008
LINKS
EXAMPLE
15^2 = 225.
CROSSREFS
KEYWORD
base,fini,full,nonn
AUTHOR
Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008
STATUS
approved