cp's OEIS Frontend

A214975 Numbers k for which A116543(k) < A007895(k); i.e., the Lucas representation of k is shorter than the Zeckendorf representation.

%I A214975 #9 Jun 15 2022 01:52:46
%S A214975 4,7,11,12,18,19,20,25,29,30,31,32,33,40,47,48,49,50,51,53,54,65,67,
%T A214975 72,76,77,78,79,80,82,83,85,86,87,88,101,105,106,108,109,116,123,124,
%U A214975 125,126,127,129,130,132,133,134,135,137,138,140,141,142,143,156
%N A214975 Numbers k for which A116543(k) < A007895(k); i.e., the Lucas representation of k is shorter than the Zeckendorf representation.
%H A214975 Clark Kimberling, <a href="/A214975/b214975.txt">Table of n, a(n) for n = 1..10000</a>
%e A214975 k...Lucas.....Zeckendorf....counter
%e A214975 1...1.........1
%e A214975 2...2.........2
%e A214975 3...3.........3
%e A214975 4...4.........3+1...........a(1) = 4
%e A214975 5...4+1.......5
%e A214975 6...4+2.......5+1
%e A214975 7...7.........5+2...........a(2) = 7
%e A214975 8...7+1.......8
%e A214975 9...7+2.......8+1
%t A214975 (See A214974.)
%Y A214975 Cf. A116543, A007895, A214974, A214976.
%K A214975 nonn
%O A214975 1,1
%A A214975 _Clark Kimberling_, Oct 20 2012