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Search: id:A061489
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| A061489 |
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Numbers that are Fibonacci numbers +- 1. |
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+0
1
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| 0, 1, 2, 3, 4, 6, 7, 9, 12, 14, 20, 22, 33, 35, 54, 56, 88, 90, 143, 145, 232, 234, 376, 378, 609, 611, 986, 988, 1596, 1598, 2583, 2585, 4180, 4182, 6764, 6766, 10945, 10947, 17710, 17712, 28656, 28658, 46367, 46369, 75024, 75026, 121392, 121394, 196417
(list; graph; listen)
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OFFSET
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1,3
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LINKS
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Harry J. Smith, Table of n, a(n) for n=1,...,500
R. Knott, Mathematics of the Fibonacci Series
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MATHEMATICA
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Union[ Table[ Fibonacci[i] - 1, {i, 1, 30} ], Table[ Fibonacci[j] + 1, {j, 0, 30} ]]
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PROGRAM
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(PARI) { t="b061489.txt"; for (n=1, 4, write(t, n, " ", n - 1) ); g=3; h=2; for (n=3, 250, f=g + h; h=g; g=f; write(t, 2*n - 1, " ", f - 1); write(t, 2*n, " ", f + 1) ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Jul 23 2009]
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CROSSREFS
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Sequence in context: A145803 A018629 A018357 this_sequence A117595 A050050 A117307
Adjacent sequences: A061486 A061487 A061488 this_sequence A061490 A061491 A061492
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KEYWORD
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nonn,easy
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com), Nov 08 2001
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EXTENSIONS
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More terms from Robert G. Wilson v (rgwv(AT)rgwv.com), Nov 12 2001
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