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 A128973 Triangle formed by reading A038622 mod 2 . 1
 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 1, 0, 0, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS Also triangle formed by reading triangles A089942, A124733, A126331, A126791, A126970 modulo 2 . LINKS FORMULA T(n,0)=A035263(n). Sum_{k, 0<=k<=n}T(n,k)*(-1)^k = (-1)^n . EXAMPLE Triangle begins: 1; 0, 1; 1, 1, 1; 1, 1, 0, 1; 1, 0, 0, 1, 1; 0, 1, 1, 0, 0, 1; 1, 0, 0, 1, 1, 1, 1; 0, 1, 1, 0, 1, 1, 0, 1; 1, 0, 0, 0, 0, 0, 0, 1, 1; CROSSREFS Sequence in context: A162519 A181359 A072418 * A176412 A013596 A182394 Adjacent sequences:  A128970 A128971 A128972 * A128974 A128975 A128976 KEYWORD nonn,tabl AUTHOR Philippe Deléham, Apr 28 2007 STATUS approved

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Last modified January 26 12:00 EST 2022. Contains 350598 sequences. (Running on oeis4.)