Number of (n+3)X(6+3) 0..1 arrays with no 4x4 subblock diagonal sum not equal the antidiagonal sum.
A258955
Number of (n+3)X(6+3) 0..1 arrays with no 4x4 subblock diagonal sum not equal the antidiagonal sum.
Terms
- a(0) =35887648a(1) =14867112a(2) =8889408a(3) =4910670a(4) =2593544a(5) =1910774a(6) =1416722a(7) =1288390a(8) =1218684a(9) =1472988a(10) =1657826a(11) =2046954a(12) =3062150a(13) =4719396a(14) =7324320a(15) =12856214a(16) =22718934a(17) =42565040a(18) =79923112a(19) =153227136a(20) =294719620a(21) =580320190a(22) =1139462866
External references
- oeis: A258955