Number of (n+2) X (3+2) 0..1 arrays with no 3 X 3 subblock diagonal sum 0 and no antidiagonal sum 3 and no row sum 0 or 3 and no column sum 0 or 3.

A258961

Number of (n+2) X (3+2) 0..1 arrays with no 3 X 3 subblock diagonal sum 0 and no antidiagonal sum 3 and no row sum 0 or 3 and no column sum 0 or 3.

Terms

    a(0) =214a(1) =274a(2) =192a(3) =286a(4) =288a(5) =412a(6) =456a(7) =670a(8) =816a(9) =1194a(10) =1536a(11) =2242a(12) =2976a(13) =4338a(14) =5856a(15) =8530a(16) =11616a(17) =16914a(18) =23136a(19) =33682a(20) =46176a(21) =67218a(22) =92256a(23) =134290a(24) =184416a(25) =268434a(26) =368736a(27) =536722a(28) =737376a(29) =1073298

External references