Number of 2 X n 0..2 arrays with no element less than a strict majority of its horizontal and antidiagonal neighbors.
A232024
Number of 2 X n 0..2 arrays with no element less than a strict majority of its horizontal and antidiagonal neighbors.
Terms
- a(0) =9a(1) =22a(2) =66a(3) =212a(4) =716a(5) =2447a(6) =8312a(7) =28118a(8) =95066a(9) =321480a(10) =1087248a(11) =3677451a(12) =12439185a(13) =42076051a(14) =142321098a(15) =481394558a(16) =1628298753a(17) =5507667897a(18) =18629517012a(19) =63013782841a(20) =213142264885a(21) =720947466146
External references
- oeis: A232024