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A256541 First differences of A166133. 3
1, 2, -1, 5, -1, -1, -1, 7, -1, -1, -1, 7, -1, -1, -1, 8, -1, -1, -1, -1, 7, -1, -1, 47, -41, -1, -1, -1, 14, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 133, -121, -1, -1 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
a(n) != 0; abs(a(A256543(n))) = 1.
LINKS
PROG
(Haskell)
a256541 n = a256541_list !! (n-1)
a256541_list = zipWith (-) (tail a166133_list) a166133_list
CROSSREFS
Sequence in context: A369865 A175178 A348494 * A342919 A066421 A369526
KEYWORD
sign
AUTHOR
Reinhard Zumkeller, Apr 01 2015
STATUS
approved

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Last modified March 28 13:21 EDT 2024. Contains 371254 sequences. (Running on oeis4.)