Square array read by upward antidiagonals: T(n, k) is the number of n-ary strings of length k containing 00.

A340156

Square array read by upward antidiagonals: T(n, k) is the number of n-ary strings of length k containing 00.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =1a(4) =5a(5) =8a(6) =1a(7) =7a(8) =21a(9) =19a(10) =1a(11) =9a(12) =40a(13) =79a(14) =43a(15) =1a(16) =11a(17) =65a(18) =205a(19) =281a(20) =94a(21) =1a(22) =13a(23) =96a(24) =421a(25) =991a(26) =963a(27) =201a(28) =1a(29) =15

External references