Number of nX3 binary arrays with no element equal to the sum mod 3 of its horizontal and vertical neighbors.
A183365
Number of nX3 binary arrays with no element equal to the sum mod 3 of its horizontal and vertical neighbors.
Terms
- a(0) =2a(1) =5a(2) =18a(3) =39a(4) =108a(5) =288a(6) =795a(7) =2278a(8) =6438a(9) =18394a(10) =52556a(11) =150565a(12) =431730a(13) =1238954a(14) =3556322a(15) =10210036a(16) =29317763a(17) =84190569a(18) =241782416a(19) =694380738a(20) =1994246166a(21) =5727497628a(22) =16449560195a(23) =47243891395a(24) =135686993036a(25) =389700996218
External references
- oeis: A183365