A092326 - OEIS

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A092326

Permanent of the inverse of the n-th Hilbert matrix divided by the determinant of the inverse of the n-th Hilbert matrix.

1, 7, 647, 878769, 18203480001, 5850859031888599, 29453515169174062608487, 2335404534493957255219087217249, 2927451248337363113001580852250754885313 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,2`
	LINKS	`Table of n, a(n) for n=1..9.` `Eric Weisstein's World of Mathematics, Permanent.`
	MATHEMATICA	`Permanent[m_List] := With[{v = Array[x, Length[m]]}, Coefficient[Times @@ (m . v), Times @@ v]]; f[n_] := Block[{i = Inverse[Table[1/(i + j - 1), {i, n}, {j, n}]]}, Permanent[i]/Det[i]]; Table[ f[n], {n, 1, 10}]`
	CROSSREFS	`Cf. A061914.` `Sequence in context: A052132 A052134 A101811 * A074282 A171737 A013568` `Adjacent sequences: A092323 A092324 A092325 * A092327 A092328 A092329`
	KEYWORD	`nonn`
	AUTHOR	`Robert G. Wilson v, Jan 30 2004`
	STATUS	`approved`

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Last modified June 20 07:21 EDT 2013. Contains 226422 sequences.