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A091470 Number of n X n matrices with entries {-1,0,1} that are diagonalizable over the complex numbers. 2
3, 65, 15627 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

See A091472 for definition of diagonalizable and for Mathematica definitions.

LINKS

Table of n, a(n) for n=1..3.

Eric Weisstein's World of Mathematics, Diagonalizable Matrix

Index entries for sequences related to binary matrices

MATHEMATICA

Table[Count[Matrices[n, {-1, 0, 1}], _?DiagonalizableQ], {n, 4}]

CROSSREFS

Cf. A091471, A091472.

Sequence in context: A036778 A295169 A065400 * A028567 A003359 A292064

Adjacent sequences:  A091467 A091468 A091469 * A091471 A091472 A091473

KEYWORD

nonn,more,bref

AUTHOR

Eric W. Weisstein, Jan 12 2004

STATUS

approved

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Last modified January 15 20:47 EST 2019. Contains 319184 sequences. (Running on oeis4.)