
LINKS

Table of n, a(n) for n=1..14.
Thomas A. Brown and Joel H. Spencer, Minimization of +1 matrices under line shifts Colloq. Math. 23 (1971), 165171, 177 (errata).
N. Farmakis and S. Kounias, The excess of Hadamard matrices and optimal designs, Discrete Mathematics, 67 (1987), 165176.
S. Kounias and N. Farmakis, On the excess of Hadamard matrices, Discrete Mathematics, 68 (1988), 5969.
K. W. Schmidt, Edward T. H. Wang, The weights of Hadamard matrices. J. Combinatorial Theory Ser. A 23 (1977), no. 3, 257263. MR0453564 (56 #11826)
N. J. A. Sloane, Hadamard matrices, gives representatives of all Hadamard matrix equivalence classes for sizes up to 28, and a representative of at least one equivalence class for sizes up to 256. Most are not of maximal weight, however.
