The submissions stack has been unacceptably high for several months now. Please voluntarily restrict your submissions and please help with the editing. (We don't want to have to impose further limits.)
Table of n, a(n) for n=1..19.
P. De Geest, Squares containing at most three distinct digits, Index entries for related sequences
Sequence in context: A076956 A075369 A218523 * A068833 A116190 A070587
Adjacent sequences: A053890 A053891 A053892 * A053894 A053895 A053896
Patrick De Geest, Mar 15 2000.
More terms from C. Ronaldo (aga_new_ac(AT)hotmail.com), Jan 04 2005