T(n,k) = Number of n X k 0..2 arrays with no element unequal to a strict majority of its horizontal, vertical and antidiagonal neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards.

A280217

T(n,k) = Number of n X k 0..2 arrays with no element unequal to a strict majority of its horizontal, vertical and antidiagonal neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards.

Terms

    a(0) =0a(1) =1a(2) =1a(3) =0a(4) =2a(5) =0a(6) =6a(7) =26a(8) =26a(9) =6a(10) =6a(11) =92a(12) =158a(13) =92a(14) =6a(15) =30a(16) =307a(17) =886a(18) =886a(19) =307a(20) =30a(21) =54a(22) =1072a(23) =4382a(24) =7048a(25) =4382a(26) =1072a(27) =54a(28) =158a(29) =3541

External references