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 A055133 Matrix inverse of A008459 (squares of entries of Pascal's triangle). 4
 1, -1, 1, 3, -4, 1, -19, 27, -9, 1, 211, -304, 108, -16, 1, -3651, 5275, -1900, 300, -25, 1, 90921, -131436, 47475, -7600, 675, -36, 1, -3081513, 4455129, -1610091, 258475, -23275, 1323, -49, 1, 136407699, -197216832, 71282064, -11449536, 1033900, -59584, 2352, -64, 1 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,4 LINKS Alois P. Heinz, Rows n = 0..99, flattened FORMULA a(n, k) = (-1)^(n+k)*A000275(n-k)*C(n, k)^2. EXAMPLE 1; -1,1; 3,-4,1; -19,27,-9,1; 211,-304,108,-16,1; ... MAPLE T:= proc(n) local M;        M:= Matrix(n+1, (i, j)-> binomial(i-1, j-1)^2)^(-1);        seq(M[n+1, i], i=1..n+1)     end: seq(T(n), n=0..10);  # Alois P. Heinz, Mar 14 2013 CROSSREFS Sequence in context: A136228 A154829 A215241 * A113084 A055325 A162498 Adjacent sequences:  A055130 A055131 A055132 * A055134 A055135 A055136 KEYWORD sign,tabl AUTHOR Christian G. Bower, Apr 25 2000 STATUS approved

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