Number of 3Xn 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.

A279743

Number of 3Xn 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) =8a(2) =35a(3) =106a(4) =286a(5) =746a(6) =1887a(7) =4700a(8) =11553a(9) =28104a(10) =67759a(11) =162144a(12) =385583a(13) =912098a(14) =2147806a(15) =5037496a(16) =11773111a(17) =27427532a(18) =63715400a(19) =147634764a(20) =341291898a(21) =787312776a(22) =1812720970a(23) =4166252110a(24) =9559865376a(25) =21903001872a(26) =50112866179

External references