Number of n X n conference matrices (including both symmetric and antisymmetric).
A086262
Number of n X n conference matrices (including both symmetric and antisymmetric).
Terms
- a(0) =1a(1) =4a(2) =0a(3) =16a(4) =0a(5) =384a(6) =0a(7) =30720a(8) =0a(9) =2580480a(10) =0a(11) =1486356480a(12) =0
External references
- oeis: A086262