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A080068
Iterates of A080067.
7
0, 1, 2, 5, 11, 34, 82, 287, 923, 3016, 8664, 37407, 102983, 414050, 1488140
OFFSET
0,3
FORMULA
a(0) = 0, a(n) = A080067(a(n-1)).
CROSSREFS
Corresponding totally balanced binary sequences in A063171: A080070.
Cf. A080067.
Sequence in context: A353016 A006400 A254342 * A226919 A307316 A298122
KEYWORD
nonn
AUTHOR
Antti Karttunen, Jan 27 2003
STATUS
approved