Number of nX5 0..1 arrays with no element equal to more than two of its horizontal, diagonal or antidiagonal neighbors and with new values introduced in order 0 sequentially upwards.
A281466
Number of nX5 0..1 arrays with no element equal to more than two of its horizontal, diagonal or antidiagonal neighbors and with new values introduced in order 0 sequentially upwards.
Terms
- a(0) =16a(1) =78a(2) =57a(3) =130a(4) =278a(5) =534a(6) =1106a(7) =2362a(8) =4901a(9) =10240a(10) =21532a(11) =45098a(12) =94623a(13) =198599a(14) =416401a(15) =873836a(16) =1833801a(17) =3846744a(18) =8071427a(19) =16936552a(20) =35534012a(21) =74557187a(22) =156437792a(23) =328231477a(24) =688691845a(25) =1445010747a(26) =3031892645a(27) =6361482526
External references
- oeis: A281466