A054770
Antreas P. Hatzipolakis
xpolakis at otenet.gr
Tue Jun 6 16:54:44 CEST 2000
ID Number: A054770
Sequence: 2,6,9,13,17,20,24,27,31,35,38,42,46,49,53,56,60,64,67,71,74,
78,82,85,89,93,96,100,103,107,111,114,118,122,125,129,132,
136,140,143,147,150,154,158,161,165,169,172,176,179,183,187,
190,194,197,201,205,208,212
Name: Not the sum of distinct Lucas numbers 1,3,4,7,11 ... (A000204).
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Conjecture by dww (= David W. Wilson):
a_n = [((5+sqrt(5))/2)n]-1
(= [(phi + 2)*n] - 1, where phi is the golden ratio (1+sqrt(5))/2)
Proof or disproof ?
Antreas
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