Number of (1+1) X (n+1) 0..2 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order.
A231397
Number of (1+1) X (n+1) 0..2 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order.
Terms
- a(0) =3a(1) =7a(2) =14a(3) =33a(4) =78a(5) =189a(6) =482a(7) =1225a(8) =3238a(9) =8565a(10) =23114a(11) =62657a(12) =171342a(13) =470573a(14) =1297330a(15) =3586745a(16) =9934454a(17) =27559269a(18) =76525210a(19) =212662577a(20) =591289630a(21) =1644693789a(22) =4576035586a(23) =12734509097a(24) =35443628358a(25) =98659578197a(26) =274645954794
External references
- oeis: A231397