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A144195 Square array (6 X 6) read by rows. 2
0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Permutation contributing to the determinant that gives the 6th value of the Möbius function. Determinant of matrix is equal to 1. The array is asymmetrical.

LINKS

Table of n, a(n) for n=1..36.

J. Davies, Permutation Calculator

Herbert S. Wilf, The Redheffer matrix of a partially ordered set, arXiv:math/0408263 [math.CO], 2004.

EXAMPLE

The array is:

0,0,0,0,0,1

1,0,0,0,0,0

0,0,1,0,0,0

0,0,0,1,0,0

0,0,0,0,1,0

0,1,0,0,0,0

CROSSREFS

Cf. A143104, A002033, A144194, A144196.

Sequence in context: A086483 A337383 A011667 * A226464 A288665 A011759

Adjacent sequences:  A144192 A144193 A144194 * A144196 A144197 A144198

KEYWORD

fini,full,nonn,tabf

AUTHOR

Mats Granvik, Sep 13 2008

STATUS

approved

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Last modified September 24 07:34 EDT 2021. Contains 347623 sequences. (Running on oeis4.)