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A271356
Difference sequence of the sequence A271354 of the increasing sequence of products of two distinct Fibonacci numbers greater than 1.
2
4, 5, 1, 8, 2, 13, 1, 2, 21, 2, 3, 34, 2, 1, 5, 55, 3, 2, 8, 89, 5, 1, 2, 13, 144, 8, 2, 3, 21, 233, 13, 2, 1, 5, 34, 377, 21, 3, 2, 8, 55, 610, 34, 5, 1, 2, 13, 89, 987, 55, 8, 2, 3, 21, 144, 1597, 89, 13, 2, 1, 5, 34, 233, 2584, 144, 21, 3, 2, 8, 55, 377
OFFSET
1,1
COMMENTS
Conjecture: every term except the first is a Fibonacci number.
LINKS
MATHEMATICA
z = 100; f[n_] := Fibonacci[n];
t = Take[Sort[Flatten[Table[f[m] f[n], {n, 3, z}, {m, 3, n - 1}]]], 1000];
Differences[t]
CROSSREFS
KEYWORD
nonn,easy,look
AUTHOR
Clark Kimberling, May 02 2016
STATUS
approved