Number of nX3 0..2 arrays with every element equal to either the sum mod 3 of its vertical neighbors or the sum mod 3 of its horizontal neighbors.
A183477
Number of nX3 0..2 arrays with every element equal to either the sum mod 3 of its vertical neighbors or the sum mod 3 of its horizontal neighbors.
Terms
- a(0) =5a(1) =39a(2) =117a(3) =587a(4) =2925a(5) =12131a(6) =58333a(7) =270611a(8) =1220877a(9) =5724163a(10) =26403017a(11) =121544939a(12) =564597457a(13) =2608586447a(14) =12062272841a(15) =55880316803a(16) =258485374601
External references
- oeis: A183477