A144200 Square array (8 X 8) read by rows.

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

Offset

1,1

Comments

Permutation contributing to the determinant that gives the 8th 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..64.

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

Example

The array is:
0,0,0,0,0,0,0,1
0,1,0,0,0,0,0,0
0,0,1,0,0,0,0,0
1,0,0,0,0,0,0,0
0,0,0,0,1,0,0,0
0,0,0,0,0,1,0,0
0,0,0,0,0,0,1,0
0,0,0,1,0,0,0,0

Crossrefs

Cf. A143104, A002033, A144199, A144201.

Sequence in context: A011696 A011693 A144198 * A011695 A011706 A011697

Adjacent sequences: A144197 A144198 A144199 * A144201 A144202 A144203

Keyword

fini,full,nonn,tabf

Author

Mats Granvik, Sep 13 2008

Status

approved