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A074779 2^n+1 and F(n) are relatively prime, where F(n) denotes the n-th Fibonacci number. 0
1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 12, 13, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 31, 32, 33, 34, 35, 37, 38, 39, 40, 41, 43, 44, 45, 46, 47, 48, 49, 51, 52, 53, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 71, 72, 73, 75, 76, 77, 78, 79, 80, 81 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..72.

FORMULA

a(n) seems to be asymptotic to c*n with c=1.207...

CROSSREFS

Sequence in context: A030700 A305933 A105208 * A253567 A048197 A253784

Adjacent sequences:  A074776 A074777 A074778 * A074780 A074781 A074782

KEYWORD

nonn

AUTHOR

Benoit Cloitre, Sep 07 2002

STATUS

approved

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Last modified July 21 21:58 EDT 2019. Contains 325199 sequences. (Running on oeis4.)