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 A212248 Triangle by rows relating to the Rao Uppulari-Carpenter sequence A000587. 0
 1, -1, 1, 0, -1, 0, 1, -1, 0, -1, 1, 1, 0, 1, -1, -2, 5, 0, 3, 1, 2, -9, 5, 0, 2, 4, -2, 9, -9, -21, 0, -15, 5, -10, -9, 9, 50, -105, 0, -62, -19, -18, -54, -9, -50, 267, -141, 0, -56, -119, 42, -126, -63, 50, -267 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,16 COMMENTS Left border = A000587. Right border and row sums are variants by shifting and/or sign changes of A000587. LINKS FORMULA Triangle A213953 as an infinite lower triangular matrix * triangle A. Triangle A is composed of a diagonalized variant of the Rao Uppuluri-Carpenter sequence: (1, 1, 0, -1, -1, 2, 9, 9, -50, -267,...) as the main diagonal and the rest zeros. EXAMPLE First few rows of the triangle are: 1; -1, 1; 0, -1, 0; 1, -1, 0, -1; 1, 1, 0, 1, -1; -2, 5, 0, 3, 1, 2; -9, 5, 0, 2, 4, -2, 9; -9, -21, 0, -15, 5, -10, -9, 9 50, -105, 0, -62, -19, -18, -54, -9, -50; 267, -141, -301, -56, -119, 42, -126, -63, 50, -267; 413, 777, 0, 566, -226, 396, 180, -180, 400, 267, -413; ... CROSSREFS Cf. A000587. Sequence in context: A054675 A346191 A136209 * A208476 A247449 A112695 Adjacent sequences:  A212245 A212246 A212247 * A212249 A212250 A212251 KEYWORD tabl,sign AUTHOR Gary W. Adamson, Jun 27 2012 STATUS approved

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Last modified July 29 13:28 EDT 2021. Contains 346346 sequences. (Running on oeis4.)