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A051123 a(n) = Fibonacci(n) OR Fibonacci(n+1). 4
1, 1, 3, 3, 7, 13, 13, 29, 55, 55, 127, 217, 249, 505, 891, 1019, 2047, 3645, 6749, 6781, 15087, 28655, 28671, 65521, 111921, 130865, 262003, 458611, 514551, 1047229, 1882877, 3522525, 3538919, 7849959, 14666991, 15719929, 32759801 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
LINKS
EXAMPLE
Fibonacci(6) = 8 = 1000_2, Fibonacci(7) = 13 = 1101_2, logical "OR" is 1101_2 = 13, so a(6)=13.
PROG
(PARI) a(n) = bitor(fibonacci(n), fibonacci(n+1)); \\ Michel Marcus, Mar 06 2020
CROSSREFS
Sequence in context: A177942 A360873 A116880 * A096188 A187873 A306665
KEYWORD
nonn,easy,base
AUTHOR
EXTENSIONS
More terms from Robert Lozyniak (11(AT)onna.com)
STATUS
approved

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Last modified April 18 11:52 EDT 2024. Contains 371779 sequences. (Running on oeis4.)