Number of (n+1)X6 0..1 arrays with rows and columns of permanents of all 2X2 subblocks lexicographically nondecreasing, and all 2X2 permanents nonzero.
A204737
Number of (n+1)X6 0..1 arrays with rows and columns of permanents of all 2X2 subblocks lexicographically nondecreasing, and all 2X2 permanents nonzero.
Terms
- a(0) =127a(1) =787a(2) =4658a(3) =26680a(4) =150132a(5) =825967a(6) =4484324a(7) =24023995a(8) =127616792a(9) =673204594a(10) =3535577183a(11) =18509541226a(12) =96712184040a(13) =504679036873
External references
- oeis: A204737