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A001797
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Coefficients of Legendre polynomials.
(Formerly M2118 N0836)
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0
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2, 20, 110, 2600, 16150, 208012, 1376550, 74437200, 511755750, 7134913500, 50315410002, 1433226830360, 10292051290430, 148889972762300, 1083802983548950, 126935005433253024, 933787075442258310, 13799767368300523260
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OFFSET
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1,1
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COMMENTS
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Coefficient of Legendre_2(x) when x^n is written in term of Legendre polynomials. - Sean A. Irvine, Nov 28 2012
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REFERENCES
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N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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LINKS
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MAPLE
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a:=n->(10*n/((2*n+1)*(2*n+3)))*numer(binomial(4*n, 2*n)/2^(4*n)); # Sean A. Irvine, Nov 28 2012
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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