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A144199 Square array (8x8) read by rows. 2
0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Permutation contributing to the determinant that gives the 4:th value of the moebius function. Determinant of matrix is equal to 1. The array is asymmetrical.

LINKS

Table of n, a(n) for n=1..64.

H.S. Wilf The Redheffer matrix of a partially ordered set

EXAMPLE

The array is:

0,0,0,0,0,0,0,1

1,0,0,0,0,0,0,0

0,0,1,0,0,0,0,0

0,0,0,1,0,0,0,0

0,0,0,0,1,0,0,0

0,0,0,0,0,1,0,0

0,0,0,0,0,0,1,0

0,1,0,0,0,0,0,0

CROSSREFS

Cf. A143104, A002033, A144198, A144200.

Sequence in context: A011704 A011717 A103675 * A144201 A175861 A011701

Adjacent sequences:  A144196 A144197 A144198 * A144200 A144201 A144202

KEYWORD

fini,full,nonn,tabf

AUTHOR

Mats Granvik, Sep 13 2008

STATUS

approved

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Last modified September 16 13:27 EDT 2014. Contains 246817 sequences.