Square array read by antidiagonals: T(n,k) is the number of derangements of a multiset comprising n repeats of a k-element set.

A372307

Square array read by antidiagonals: T(n,k) is the number of derangements of a multiset comprising n repeats of a k-element set.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =0a(5) =1a(6) =1a(7) =1a(8) =0a(9) =1a(10) =1a(11) =2a(12) =1a(13) =0a(14) =1a(15) =1a(16) =9a(17) =10a(18) =1a(19) =0a(20) =1a(21) =1a(22) =44a(23) =297a(24) =56a(25) =1a(26) =0a(27) =1a(28) =1a(29) =265

External references