T(n,k)=Number of nXk 0..1 arrays with rows and columns lexicographically nondecreasing and the instance counts of every value within one of each other.

A201384

T(n,k)=Number of nXk 0..1 arrays with rows and columns lexicographically nondecreasing and the instance counts of every value within one of each other.

Terms

    a(0) =2a(1) =1a(2) =1a(3) =2a(4) =3a(5) =2a(6) =1a(7) =4a(8) =4a(9) =1a(10) =2a(11) =7a(12) =19a(13) =7a(14) =2a(15) =1a(16) =9a(17) =27a(18) =27a(19) =9a(20) =1a(21) =2a(22) =13a(23) =115a(24) =121a(25) =115a(26) =13a(27) =2a(28) =1a(29) =16

External references