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 A144221 Triangle read by rows, A118433 * A007318^(-1) * A000012 0
 1, -1, -1, 1, 1, -1, -1, 5, -1, 1, 5, -11, 1, 1, 1, 9, -11, -11, 9, -1, -1, -9, -9, 51, -29, 1, 1, -1, -1, -57, 111, -29, -29, 13, -1, 1, -15, 113, -111, -111, 169, -55, 1, 1, 1, -31, 113, 113, -559, 449, -55, -55, 17, -1 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,8 COMMENTS Row sums = (1, 0, 1, 2, -3, -4, 5, 6, -7, -8,...). LINKS FORMULA Triangle read by rows, A118433 * A007318^(-1) * A000012. A118433 = the self-inverse triangle. A007318^(-1) = the inverse of Pascal's triangle and A000012 = an infinite lower triangular matrix with all 1's. EXAMPLE First few rows of the triangle = 1; 1, -1; -1, 1, 1; -1, -1, 5, -1; 1, 5, -11, 1, 1; 1, 9, -11, -11, 9, -1; -1, -9, -9, 51, -29, 1, 1 -1, -1, -57, 111, -29, -29, 13, -1; 1, -15, 113, -111, -111, 169, -55, 1, 1; ... CROSSREFS Sequence in context: A152717 A071856 A242133 * A209575 A159570 A280374 Adjacent sequences:  A144218 A144219 A144220 * A144222 A144223 A144224 KEYWORD tabl,sign AUTHOR Gary W. Adamson, Sep 14 2008 STATUS approved

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Last modified October 17 15:32 EDT 2019. Contains 328116 sequences. (Running on oeis4.)