Number of nX3 0..1 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards.
A281797
Number of nX3 0..1 arrays with no element unequal to a strict majority of its horizontal, diagonal 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) =6a(2) =75a(3) =324a(4) =865a(5) =2272a(6) =5191a(7) =11141a(8) =22705a(9) =44611a(10) =85366a(11) =160212a(12) =296306a(13) =541784a(14) =981579a(15) =1764938a(16) =3153155a(17) =5602160a(18) =9905073a(19) =17437719a(20) =30580597a(21) =53442733a(22) =93101164a(23) =161719796a(24) =280165812a(25) =484172898a(26) =834830159a(27) =1436409132a(28) =2466624753
External references
- oeis: A281797