Data from:
H. C. (Ginny) Chan, C. A. Rodger and Jennifer Seberry
On inequivalent weighing matrices
Ars Combinatoria,, 21A (1986), 299-333.

Classifications of weighing matrices of order 10 and weight 4

H4 + C(6,4)
1 1 1 1 . 0 0 0 0 0 0
1 1 - - . 0 0 0 0 0 0
1 - 1 - . 0 0 0 0 0 0
1 - - 1 . 0 0 0 0 0 0

0 0 0 0 . 1 1 1 1 0 0
0 0 0 0 . 1 1 - - 0 0
0 0 0 0 . 1 - 0 0 1 1
0 0 0 0 . 1 - 0 0 - -
0 0 0 0 . 0 0 1 - - 1
0 0 0 0 . 0 0 1 - 1 -

C(10,4)
1 1 1 1 0 0 0 0 0 0
1 1 - - 0 0 0 0 0 0
1 - 0 0 1 1 0 0 0 0
1 - 0 0 - - 0 0 0 0
0 0 1 - 0 0 1 1 0 0
0 0 1 - 0 0 - - 0 0
0 0 0 0 1 - 0 0 1 1
0 0 0 0 1 - 0 0 - -
0 0 0 0 0 0 1 - - 1
0 0 0 0 0 0 1 - 1 -

Page created 29th November 1999 by Jennifer Seberry.