OFFSET
1,3
COMMENTS
Sequence is full, cf. A068802.
FORMULA
a(n) = sqrt(A068802(n)).
PROG
(PARI) isok(n) = length(setintersect(Set(digits(n^2)), Set(digits((n+1)^2)))) == 0; \\ Michel Marcus, Oct 15 2013
CROSSREFS
KEYWORD
fini,full,nonn,base
AUTHOR
Zak Seidov, Feb 20 2009
STATUS
approved