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A028350
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Expansion of -1/x + 6*3F2( 5/6, 1, 7/6; 3/2, 2; 108*x).
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1
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-1, 6, 210, 12012, 831402, 63740820, 5209363380, 444799488600, 39209074920090, 3541117629057540, 325969196485349340, 30471769822097981160, 2884881686418189303300, 276043232874562618320072
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OFFSET
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-1,2
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LINKS
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G. C. Greubel, Table of n, a(n) for n = -1..250
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MAPLE
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a := proc(n) option remember; if n = -1 then -1 else 6*(6*n - 1)*(6*n + 1)*a(n - 1)/((n + 1)*(2*n + 1)) fi; end;
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MATHEMATICA
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nxt[{n_, a_}]:={n+1, (6*a*(5+6*n)*(7+6*n))/((2+n)*(3+2*n))}; Join[ {-1}, Transpose[NestList[nxt, {0, 6}, 15]][[2]]] (* Harvey P. Dale, May 10 2013 *)
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CROSSREFS
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Sequence in context: A183252 A183287 A087639 * A238685 A099788 A126676
Adjacent sequences: A028347 A028348 A028349 * A028351 A028352 A028353
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KEYWORD
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sign
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AUTHOR
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N. J. A. Sloane
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STATUS
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approved
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