Number of (n+1)X2 0..7 arrays with the permanents of all 2X2 subblocks equal and nonzero.
A204784
Number of (n+1)X2 0..7 arrays with the permanents of all 2X2 subblocks equal and nonzero.
Terms
- a(0) =3871a(1) =13555a(2) =44641a(3) =180069a(4) =688431a(5) =2831919a(6) =11333145a(7) =46809649a(8) =190964841a(9) =791496341a(10) =3264483283a(11) =13586735979a(12) =56476461657a(13) =236142767631a(14) =987919418993
External references
- oeis: A204784