Number of n X 3 0..1 arrays with no element equal to fewer vertical neighbors than horizontal neighbors, with new values 0..1 introduced in row major order.
A240778
Number of n X 3 0..1 arrays with no element equal to fewer vertical neighbors than horizontal neighbors, with new values 0..1 introduced in row major order.
Terms
- a(0) =1a(1) =4a(2) =20a(3) =97a(4) =459a(5) =2187a(6) =10442a(7) =49861a(8) =238068a(9) =1136678a(10) =5427201a(11) =25912833a(12) =123723975a(13) =590735140a(14) =2820536641a(15) =13466994652a(16) =64299801122a(17) =307007207679
External references
- oeis: A240778