T(n,k)=Number of nXk 1..2 arrays with every element value z a city block distance of exactly z from another element value z.

A209610

T(n,k)=Number of nXk 1..2 arrays with every element value z a city block distance of exactly z from another element value z.

Terms

    a(0) =0a(1) =1a(2) =1a(3) =1a(4) =2a(5) =1a(6) =2a(7) =11a(8) =11a(9) =2a(10) =2a(11) =45a(12) =125a(13) =45a(14) =2a(15) =4a(16) =170a(17) =955a(18) =955a(19) =170a(20) =4a(21) =6a(22) =538a(23) =6218a(24) =11879a(25) =6218a(26) =538a(27) =6a(28) =9a(29) =1674

External references