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A179244 Numbers that have 4 terms in their Zeckendorf representation. 14
33, 46, 51, 53, 54, 67, 72, 74, 75, 80, 82, 83, 85, 86, 87, 101, 106, 108, 109, 114, 116, 117, 119, 120, 121, 127, 129, 130, 132, 133, 134, 137, 138, 139, 141, 156, 161, 163, 164, 169, 171, 172, 174, 175, 176, 182, 184, 185, 187, 188, 189, 192, 193, 194, 196 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
A007895(a(n)) = 4. - Reinhard Zumkeller, Mar 10 2013
LINKS
EXAMPLE
33=21+8+3+1;
46=34+8+3+1;
51=34+13+3+1;
53=34+13+5+1;
54=34+13+5+2;
MAPLE
with(combinat): B := proc (n) local A, ct, m, j: A := proc (n) local i: for i while fibonacci(i) <= n do n-fibonacci(i) end do end proc: ct := 0: m := n: for j while 0 < A(m) do ct := ct+1: m := A(m) end do: ct+1 end proc: Q := {}: for i from fibonacci(9)-1 to 200 do if B(i) = 4 then Q := `union`(Q, {i}) else end if end do: Q;
MATHEMATICA
zeck = DigitCount[Select[Range[2000], BitAnd[#, 2*#] == 0&], 2, 1];
Position[zeck, 4] // Flatten (* Jean-François Alcover, Jan 25 2018 *)
PROG
(Haskell)
a179244 n = a179244_list !! (n-1)
a179244_list = filter ((== 4) . a007895) [1..]
-- Reinhard Zumkeller, Mar 10 2013
CROSSREFS
Sequence in context: A070122 A247527 A111458 * A258698 A258697 A204373
KEYWORD
nonn
AUTHOR
Emeric Deutsch, Jul 05 2010
STATUS
approved

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Last modified February 29 15:52 EST 2024. Contains 370425 sequences. (Running on oeis4.)