Number of 6 X n 0..1 arrays with no element equal to more than two of its horizontal, diagonal or antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.

A281405

Number of 6 X n 0..1 arrays with no element equal to more than two of its horizontal, diagonal or antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.

Terms

    a(0) =0a(1) =676a(2) =3838a(3) =7064a(4) =13446a(5) =23216a(6) =37462a(7) =57468a(8) =87252a(9) =135112a(10) =211998a(11) =333400a(12) =526832a(13) =834536a(14) =1322878a(15) =2100904a(16) =3340468a(17) =5310496a(18) =8440806a(19) =13411668a(20) =21294588a(21) =33787028a(22) =53571622a(23) =84875628a(24) =134369192a(25) =212570368a(26) =336041114a(27) =530858836

External references