Number of n X 1 0..4 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of elements above it, modulo 5.
A239249
Number of n X 1 0..4 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of elements above it, modulo 5.
Terms
- a(0) =4a(1) =13a(2) =41a(3) =131a(4) =419a(5) =1339a(6) =4279a(7) =13675a(8) =43703a(9) =139667a(10) =446351a(11) =1426459a(12) =4558711a(13) =14568835a(14) =46559423a(15) =148795691a(16) =475524743a(17) =1519693075a(18) =4856670607a(19) =15521061307a(20) =49602570071a(21) =158521051427a(22) =506605276895
External references
- oeis: A239249