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A070964 Sum{1<=k<=n,GCD(k,n)=1} Fibonacci(k). 1
1, 1, 2, 3, 7, 6, 20, 21, 44, 50, 143, 108, 376, 364, 738, 987, 2583, 1938, 6764, 6150, 13938, 17622, 46367, 34776, 113957, 121160, 257114, 306852, 832039, 549000, 2178308, 2178309, 4595932, 5701290, 13686704, 11197764, 39088168, 39083988 (list; graph; refs; listen; history; internal format)
OFFSET

1,3

EXAMPLE

The 12_th term is F(1) + F(5) + F(7) + F(11) = 1 + 5 + 13 + 89 = 108; where F(n) is the n-th Fibonacci number; and 1, 5, 7 and 11 are the positive integers <= 12 and relatively prime to 12.

CROSSREFS

Sequence in context: A098285 A019585 A187015 * A111075 A011372 A104955

Adjacent sequences:  A070961 A070962 A070963 * A070965 A070966 A070967

KEYWORD

nonn

AUTHOR

Leroy Quet May 16 2002

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Last modified February 16 17:48 EST 2012. Contains 205939 sequences.