A125593 - OEIS

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A125593

Number of nonsingular real n X n {0,1}-matrices which are not robust (cf. A125587).

6

0, 2, 106, 17552, 11911088, 26612379360

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OFFSET

1,2

LINKS

Table of n, a(n) for n=1..6.

FORMULA

a(n) = A055165(n) - A125587(n).

CROSSREFS

Cf. A055165, A125587, A126603.

Sequence in context: A222840 A356723 A260579 * A352496 A139887 A174409

Adjacent sequences: A125590 A125591 A125592 * A125594 A125595 A125596

KEYWORD

nonn

AUTHOR

Artur Jasinski, Jan 07 2007

STATUS

approved