Number of 6 X n 0..1 arrays with no element equal to more than one of its horizontal and antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.
A281210
Number of 6 X n 0..1 arrays with no element equal to more than one 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) =420a(2) =1120a(3) =1588a(4) =2602a(5) =4248a(6) =6838a(7) =11010a(8) =17840a(9) =29120a(10) =47838a(11) =78978a(12) =130842a(13) =217250a(14) =361188a(15) =600860a(16) =999718a(17) =1663078a(18) =2765630a(19) =4596962a(20) =7636856a(21) =12679768a(22) =21040526a(23) =34894090a(24) =57836514a(25) =95810754a(26) =158634028a(27) =262516660a(28) =434214550
External references
- oeis: A281210