cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A372655 Lexicographically earliest sequence of distinct nonnegative integers such that the dual Zeckendorf representations of two consecutive terms have no common missing Fibonacci number.

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%I A372655 #13 May 12 2024 11:24:32
%S A372655 0,1,2,3,4,5,6,7,9,8,10,11,12,15,14,16,13,17,18,19,20,25,21,26,22,27,
%T A372655 23,29,24,28,30,31,32,33,41,35,42,34,43,36,45,37,44,38,47,40,46,39,48,
%U A372655 49,51,50,52,53,54,67,55,68,56,69,57,71,58,70,59,73,61,72
%N A372655 Lexicographically earliest sequence of distinct nonnegative integers such that the dual Zeckendorf representations of two consecutive terms have no common missing Fibonacci number.
%C A372655 We consider that a Fibonacci number is missing from the dual Zeckendorf representation of a number if it does not appear in this representation and a larger Fibonacci number appears in it.
%C A372655 The dual Zeckendorf representation is also known as the lazy Fibonacci representation (see A356771 for further details).
%C A372655 This sequence is a permutation of the nonnegative integers (as there as infinitely many numbers whose dual Zeckendorf representations have no missing Fibonacci number); see A372656 for the inverse.
%H A372655 Rémy Sigrist, <a href="/A372655/b372655.txt">Table of n, a(n) for n = 0..10000</a>
%H A372655 Rémy Sigrist, <a href="/A372655/a372655.gp.txt">PARI program</a>
%H A372655 <a href="/index/Z#Zeckendorf">Index entries for sequences related to Zeckendorf expansion of n</a>
%H A372655 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a>
%e A372655 The first terms, alongside their dual Zeckendorf representation in binary, are:
%e A372655   n   a(n)  z(a(n))
%e A372655   --  ----  -------
%e A372655    0     0        0
%e A372655    1     1        1
%e A372655    2     2       10
%e A372655    3     3       11
%e A372655    4     4      101
%e A372655    5     5      110
%e A372655    6     6      111
%e A372655    7     7     1010
%e A372655    8     9     1101
%e A372655    9     8     1011
%e A372655   10    10     1110
%e A372655   11    11     1111
%e A372655   12    12    10101
%e A372655   13    15    11010
%e A372655   14    14    10111
%o A372655 (PARI) \\ See Links section.
%Y A372655 See A332565 for a similar sequence.
%Y A372655 Cf. A356771, A361989, A372654, A372656 (inverse).
%K A372655 nonn,base
%O A372655 0,3
%A A372655 _Rémy Sigrist_, May 09 2024