Number of 2 X n 0..1 arrays with no element equal to a strict majority of its horizontal and antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.

A279742

Number of 2 X n 0..1 arrays with no element equal to a strict majority of its horizontal and antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.

Terms

    a(0) =0a(1) =2a(2) =6a(3) =14a(4) =26a(5) =48a(6) =84a(7) =146a(8) =250a(9) =426a(10) =722a(11) =1220a(12) =2056a(13) =3458a(14) =5806a(15) =9734a(16) =16298a(17) =27256a(18) =45532a(19) =75986a(20) =126690a(21) =211042a(22) =351266a(23) =584204a(24) =970896a(25) =1612418a(26) =2676054a(27) =4438526a(28) =7357370a(29) =12188736

External references