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A080068 Iterates of A080067. 7
0, 1, 2, 5, 11, 34, 82, 287, 923, 3016, 8664, 37407, 102983, 414050, 1488140 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

FORMULA

a(0) = 0, a(n) = A080067(a(n-1))

CROSSREFS

Corresponding totally balanced binary sequences in A063171: A080070.

Sequence in context: A205799 A056365 A006400 * A196690 A101834 A117758

Adjacent sequences:  A080065 A080066 A080067 * A080069 A080070 A080071

KEYWORD

nonn

AUTHOR

Antti Karttunen (Firstname.Surname(AT)iki.fi) Jan 27 2003

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Last modified February 15 03:22 EST 2012. Contains 205694 sequences.