Number of nX5 0..3 arrays with every row and column nondecreasing rightwards and downwards, and the number of instances of each value within one of each other.
A201448
Number of nX5 0..3 arrays with every row and column nondecreasing rightwards and downwards, and the number of instances of each value within one of each other.
Terms
- a(0) =4a(1) =56a(2) =246a(3) =261a(4) =4544a(5) =22324a(6) =45532a(7) =32314a(8) =313710a(9) =1126721a(10) =1675002a(11) =879801a(12) =7177332a(13) =20808117a(14) =25958138a(15) =11930250a(16) =83429402a(17) =215418299a(18) =242046848a(19) =99077372a(20) =640294388a(21) =1516885224a(22) =1571234990a(23) =603846146a(24) =3627055278
External references
- oeis: A201448