T(n,k)=Number of nXk 0..4 arrays with no element equal to the sum of elements to its left or the sum of the elements above it, modulo 5.
A239194
T(n,k)=Number of nXk 0..4 arrays with no element equal to the sum of elements to its left or the sum of the elements above it, modulo 5.
Terms
- a(0) =4a(1) =12a(2) =12a(3) =40a(4) =120a(5) =40a(6) =128a(7) =1276a(8) =1276a(9) =128a(10) =416a(11) =13128a(12) =43648a(13) =13128a(14) =416a(15) =1344a(16) =136684a(17) =1436268a(18) =1436268a(19) =136684a(20) =1344a(21) =4352a(22) =1416192a(23) =47885992a(24) =151351888a(25) =47885992a(26) =1416192a(27) =4352a(28) =14080a(29) =14700364
External references
- oeis: A239194