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A176741
Fibonacci-Chebyshev sequence depending on rabbit sequence A005614.
0
0, 1, 1, 2, 1, 3, 2, 5, 7, 2, 9, 11, 2, 13, 11, 24, 35, 11, 46, 35, 81, 116, 35, 151, 186, 35, 221, 186, 407, 593, 186, 779, 965, 186, 1151, 965, 2116, 3081, 965, 4046, 3081, 7127, 10208, 3081, 13289, 16370, 3081, 19451, 16370, 35821, 52191, 16370, 68561, 52191, 120752
OFFSET
0,4
COMMENTS
See Viswanath sequences (A078416 and links) for random sequences of this type.
FORMULA
a(n) = a(n-1) + (-1)^(h(n)+1)*a(n-2), with h(n):=A005614(n) (rabbit sequence or Fibonacci word), inputs a(0)=0, a(1)=1.
CROSSREFS
Cf. A053602 (alternating signs).
Sequence in context: A062951 A263150 A145794 * A266138 A014000 A339612
KEYWORD
nonn,easy
AUTHOR
Wolfdieter Lang, Oct 15 2010
STATUS
approved