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 A215061 Triangle read by rows, e.g.f. exp(x*(z-1/2))*((exp(3*x/2)+2*cos(sqrt(3)*x/2))/3). 5
 1, 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 4, 0, 0, 1, 0, 0, 10, 0, 0, 1, 1, 0, 0, 20, 0, 0, 1, 0, 7, 0, 0, 35, 0, 0, 1, 0, 0, 28, 0, 0, 56, 0, 0, 1, 1, 0, 0, 84, 0, 0, 84, 0, 0, 1, 0, 10, 0, 0, 210, 0, 0, 120, 0, 0, 1, 0, 0, 55, 0, 0, 462, 0, 0, 165, 0, 0, 1, 1, 0, 0 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 0,12 COMMENTS Matrix inverse is A215060. LINKS EXAMPLE [0] [1] [1] [0, 1] [2] [0, 0, 1] [3] [1, 0, 0, 1] [4] [0, 4, 0, 0, 1] [5] [0, 0, 10, 0, 0, 1] [6] [1, 0, 0, 20, 0, 0, 1] [7] [0, 7, 0, 0, 35, 0, 0, 1] [8] [0, 0, 28, 0, 0, 56, 0, 0, 1] [9] [1, 0, 0, 84, 0, 0, 84, 0, 0, 1] PROG (Sage) def A215061_triangle(dim): # See A215060 for function 'triangle'.     var('x, z')     f = exp(x*(z-1/2))*((exp(3*x/2)+2*cos(sqrt(3)*x/2))/3)     return triangle(f, dim) A215061_triangle(12) CROSSREFS Cf. A215060, A215062, A215063, A215064, A215065. Sequence in context: A156393 A335510 A331438 * A215060 A096623 A171914 Adjacent sequences:  A215058 A215059 A215060 * A215062 A215063 A215064 KEYWORD nonn,tabl AUTHOR Peter Luschny, Aug 01 2012 STATUS approved

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Last modified May 12 17:19 EDT 2021. Contains 343829 sequences. (Running on oeis4.)