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 A091153 Third column of triangle A091150, in which the n-th row lists the coefficients of the polynomial of degree n that generates the n-th diagonal. 1
 1, 4, 16, 67, 298, 1414, 7177, 39016, 227074, 1412233, 9359110, 65877178, 490870183, 3859788706, 31935828166, 277326346945, 2521757765632, 23961974750980, 237491787270343, 2451092004316246, 26302725994187392 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 LINKS FORMULA a(n) = sum_{k=0..n} A091150(n, k)*3^k. EXAMPLE a(3)=67=(1)+(4)3+(3)3^2+(1)3^3 since 3rd row of A091150 is {1,4,3,1}. CROSSREFS Cf. A091150, A091151, A091152. Sequence in context: A183275 A024551 A261048 * A270765 A292759 A259815 Adjacent sequences:  A091150 A091151 A091152 * A091154 A091155 A091156 KEYWORD nonn AUTHOR Paul D. Hanna, Dec 22 2003 STATUS approved

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Last modified June 17 17:07 EDT 2019. Contains 324196 sequences. (Running on oeis4.)