Number of nX5 0..3 arrays with no element equal to zero plus the sum of elements to its left or zero plus the sum of elements above it or one plus the sum of the elements diagonally to its northwest or one plus the sum of the elements antidiagonally to its northeast, modulo 4.
A239855
Number of nX5 0..3 arrays with no element equal to zero plus the sum of elements to its left or zero plus the sum of elements above it or one plus the sum of the elements diagonally to its northwest or one plus the sum of the elements antidiagonally to its northeast, modulo 4.
Terms
- a(0) =8a(1) =29a(2) =255a(3) =1114a(4) =4549a(5) =28184a(6) =125255a(7) =860559a(8) =4802971a(9) =24477675a(10) =167075425a(11) =824227912a(12) =4838346333a(13) =28474926407a(14) =141317949021a(15) =883311612241
External references
- oeis: A239855