Number of n X n binary matrices M with rows in strictly increasing order such that M^2 (mod 2) has rows in strictly decreasing order.
A181263
Number of n X n binary matrices M with rows in strictly increasing order such that M^2 (mod 2) has rows in strictly decreasing order.
Terms
- a(0) =2a(1) =3a(2) =7a(3) =67a(4) =1282a(5) =81476a(6) =15970248
External references
- oeis: A181263