A179252 Numbers that have 12 terms in their Zeckendorf representation.

75024, 103681, 114627, 118808, 120405, 121015, 121248, 121337, 121371, 121384, 121389, 121391, 121392, 150049, 160995, 165176, 166773, 167383, 167616, 167705, 167739, 167752, 167757, 167759, 167760, 178706, 182887, 184484, 185094, 185327, 185416, 185450, 185463

Offset: 1

Author

Emeric Deutsch, Jul 05 2010

Keywords

• nonn

Examples

			75024 = 1 + 3 + 8 + 21 + 55 + 144 + 377 + 987 + 2584 + 6765 + 17711 + 46368;
103681 = 1 + 3 + 8 + 21 + 55 + 144 + 377 + 987 + 2584 + 6765 + 17711 + 75025.
		

Links

• Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

Crossrefs

Cf. A000045, A035517, A007895, A179242, A179243, A179244, A179245, A179246, A179247, A179248, A179249, A179250, A179251, A179253.

Programs

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(25)-1 to 180000 do if B(i) = 12 then Q := `union`(Q, {i}) else end if end do: Q;

Mathematica

Reap[For[m = 0; k = 1, k <= 10^8, k++, If[BitAnd[k, 2 k] == 0, m++; If[DigitCount[k, 2, 1] == 12, Print[m]; Sow[m]]]]][[2, 1]] (* Jean-François Alcover, Aug 20 2023 *)