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A272635
Numbers that are not a sum or a difference of two Fibonacci numbers.
1
17, 25, 27, 28, 30, 38, 40, 41, 43, 44, 45, 46, 48, 49, 51, 59, 61, 62, 64, 65, 66, 67, 69, 70, 71, 72, 73, 74, 75, 77, 78, 79, 80, 82, 83, 85, 93, 95, 96, 98, 99, 100, 101, 103, 104, 105, 106, 107, 108, 109, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122
OFFSET
1,1
COMMENTS
This sequence is the complement of the union of A007298 and A084176.
LINKS
MAPLE
N:= 30: # to get all terms < A000045(N+1) - A000045(N-4)
fibs:= [seq(combinat:-fibonacci(i), i=1..N)]:
R:= {seq(seq(fibs[i]-fibs[j], j=1..i-1), i=1..N), seq(seq(fibs[i]+fibs[j], j=1..i), i=1..N)}:
A:= {$1..fibs[-1]+fibs[-2]-fibs[-5]-1} minus R:
sort(convert(A, list)); # Robert Israel, May 04 2016
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Altug Alkan, May 04 2016
STATUS
approved