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A156981
Numbers n with property that n^2 and (n+1)^2 have no common digits.
1
0, 1, 2, 3, 4, 5, 6, 8, 14, 19, 22, 29, 44, 77, 94, 264, 1414, 5477
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
Cf. A068802.
Sequence in context: A049432 A352821 A102516 * A271949 A039089 A044956
KEYWORD
fini,full,nonn,base
AUTHOR
Zak Seidov, Feb 20 2009
STATUS
approved