Number of (n+2)X(5+2) 0..1 arrays with no 3x3 subblock diagonal sum one and no antidiagonal sum two.
A254851
Number of (n+2)X(5+2) 0..1 arrays with no 3x3 subblock diagonal sum one and no antidiagonal sum two.
Terms
- a(0) =13328a(1) =16900a(2) =34176a(3) =99856a(4) =296800a(5) =902500a(6) =2811104a(7) =8773444a(8) =26777920a(9) =80389156a(10) =241051180a(11) =729864256a(12) =2245069416a(13) =6937890436a(14) =21229314464a(15) =64337307904a(16) =194210751732a(17) =588215370304
External references
- oeis: A254851