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 A214546 First differences of A140472. 7
 1, 1, 0, 2, -1, 1, 0, 4, -3, 1, 0, 2, -1, 1, 0, 8, -7, 1, 0, 2, -1, 1, 0, 4, -3, 1, 0, 2, -1, 1, 0, 16, -15, 1, 0, 2, -1, 1, 0, 4, -3, 1, 0, 2, -1, 1, 0, 8, -7, 1, 0, 2, -1, 1, 0, 4, -3, 1, 0, 2, -1, 1, 0, 32, -31, 1, 0, 2, -1, 1, 0, 4, -3, 1, 0, 2, -1, 1, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,4 COMMENTS a(n) = A140472(n+1) - A140472(n); a(A016825(n)) = 0; a(A042965(n)) <> 0; for n > 0: a(A008586(n)) < 0, a(A005843(n)) <= 0, a(A042968(n)) >= 0; a(A004273(n)) > 0. LINKS Reinhard Zumkeller, Table of n, a(n) for n = 0..10000 PROG (Haskell) a214546 n = a214546_list !! n a214546_list = zipWith (-) (tail a140472_list) a140472_list CROSSREFS Cf. A093879. Sequence in context: A247288 A135221 A318686 * A255704 A191347 A106234 Adjacent sequences:  A214543 A214544 A214545 * A214547 A214548 A214549 KEYWORD sign AUTHOR Reinhard Zumkeller, Jul 20 2012 STATUS approved

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Last modified February 20 14:14 EST 2020. Contains 332078 sequences. (Running on oeis4.)