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A115322
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Triangle of coefficients of Pell polynomials.
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0
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1, 0, 2, 1, 0, 4, 0, 4, 0, 8, 1, 0, 12, 0, 16, 0, 6, 0, 32, 0, 32, 1, 0, 24, 0, 80, 0, 64, 0, 8, 0, 80, 0, 192, 0, 128, 1, 0, 40, 0, 240, 0, 448, 0, 256, 0, 10, 0, 160, 0, 672, 0, 1024, 0, 512, 1, 0, 60, 0, 560, 0, 1792, 0, 2304, 0, 1024, 0, 12, 0, 280, 0, 1792, 0, 4608, 0, 5120, 0, 2048
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OFFSET
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1,3
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COMMENTS
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LINKS
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FORMULA
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G.f. for n-th row is Fibonacci(n, 2*x).
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EXAMPLE
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1, 2*x, 1 + 4*x^2, 4*x + 8*x^3, 1 + 12*x^2 + 16*x^4, ...
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MATHEMATICA
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Flatten[Table[CoefficientList[Fibonacci[n, 2 x], x], {n, 0, 20}]] (* Emanuele Munarini, Dec 01 2017 *)
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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