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A123184
A linear sum zero 9 X 9 matrix Markov: characteristic polynomial: (-3 + x)(-1 + x) x^3 (-1 + 3 x + 27 x^2 - 12 x^3 + x^4).
+0
1
1, 1, 3, 15, 103, 829, 7131, 62901, 559897, 4999879, 44699763, 399783639, 3576070333, 31989586339, 286166485929, 2559950572641, 22900519062931, 204861053422423, 1832624941137951, 16394109244633845, 146656754883677131
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified December 16 13:01 EST 2009. Contains 170825 sequences.
AT&T Labs Research
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