A156981 Numbers n with property that n^2 and (n+1)^2 have no common digits.

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.

Links

Table of n, a(n) for n=1..18.

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

Adjacent sequences: A156978 A156979 A156980 * A156982 A156983 A156984

Keyword

fini,full,nonn,base

Author

Zak Seidov, Feb 20 2009

Status

approved