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A108021
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Numbers n whose binary representation is the first Fibonacci(n) binary digits of the pattern 1010101010101010...
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0
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OFFSET
| 1,3
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EXAMPLE
| a(6)=170 because the sixth term of Fibonacci is 8 and thus the eight first digits of the pattern give the binary number 10101010, which is 170 in base 10.
a(7) is the decimal translation of the 13 (seventh Fib number) first digits of 101010..., giving 5461.
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CROSSREFS
| Sequence in context: A193189 A176527 A117261 * A162437 A007570 A173313
Adjacent sequences: A108018 A108019 A108020 * A108022 A108023 A108024
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KEYWORD
| base,easy,nonn
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AUTHOR
| Alexandre Wajnberg (alexandre.wajnberg(AT)ulb.ac.be), May 31 2005
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