Number of nX6 0..2 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of the sum of elements above it, modulo 3.
A238810
Number of nX6 0..2 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of the sum of elements above it, modulo 3.
Terms
- a(0) =7a(1) =58a(2) =498a(3) =4167a(4) =31125a(5) =197418a(6) =1055763a(7) =4880856a(8) =19977948a(9) =73988808a(10) =252222789a(11) =801902972a(12) =2401864834a(13) =6830347670a(14) =18555055873a(15) =48388061335a(16) =121621970223a(17) =295617804194a(18) =696809050142
External references
- oeis: A238810