Database of small weighing matrices

Unless otherwise noted, the linked magma file contains all weighing matrices of given order and weight, up to equivalence.

Weighing matrices of order at most 15

Weighing matrices of order 16

Weighing matrices of order 17

Weighing matrices of weight at most 5

Other orders and weights

References

• H. C. Chan, C. A. Rodger and J. Seberry, On inequivalent weighing matrices, Ars Combin. 21-A (1986), 299-333.
• M. Harada and A. Munemasa, On the classification of weighing matrices and self-orthogonal codes, J. Combin. Designs 20 (2012), 40-57.

Created November 22, 2010 by Masaaki Harada and Akihiro Munemasa
Last modified May 26, 2016.