A144193 Square array (5 X 5) read by rows.

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

Offset: 1

Author

Mats Granvik, Sep 13 2008

Keywords

• fini
• full
• nonn
• tabf

Comments

Permutation contributing to the determinant that gives the 5th value of the moebius function. Determinant of matrix is equal to -1. The array is symmetrical.

Examples

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

Links

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

Crossrefs

Cf. A143104, A002033.