A160319 Number of 9 X 9 stochastic matrices of integers.

1, 362880, 41514583320, 772200774683520, 3680232136895819610, 6274236760589024662176, 4801114002903931560293544, 1933216160887575268614599040, 459761347800901006933211075259, 70417932475495769964322670258947, 7424168163091445250817494013145952

Offset

0,2

References

Matthias Beck and Dennis Pixton, The Ehrhart Polynomial of the Birkhoff Polytope, Discrete & Computational Geometry, 30(4)(2003), 623-637.

Links

Alois P. Heinz, Table of n, a(n) for n = 0..1000

Dennis Pixton, Ehrhart polynomials for n = 1, ..., 9

Crossrefs

Row n=9 of A257493.

Sequence in context: A246197 A246617 A246220 * A227671 A172536 A287085

Adjacent sequences: A160316 A160317 A160318 * A160320 A160321 A160322

Keyword

nonn

Author

Melissa Erdmann (merdmann(AT)nebrwesleyan.edu), May 08 2009

Status

approved