Number of 4Xn 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of the 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.
A239602
Number of 4Xn 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of the 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) =7a(1) =4a(2) =82a(3) =643a(4) =8773a(5) =128347a(6) =1991329a(7) =31686730a(8) =510551001a(9) =8269184568a(10) =134276229983
External references
- oeis: A239602