Triangle read by rows: T(n,k) is the number of binary sequences of length n containing k subsequences 0000 (n,k>=0).
A118897
Triangle read by rows: T(n,k) is the number of binary sequences of length n containing k subsequences 0000 (n,k>=0).
Terms
- a(0) =1a(1) =2a(2) =4a(3) =8a(4) =15a(5) =1a(6) =29a(7) =2a(8) =1a(9) =56a(10) =5a(11) =2a(12) =1a(13) =108a(14) =12a(15) =5a(16) =2a(17) =1a(18) =208a(19) =28a(20) =12a(21) =5a(22) =2a(23) =1a(24) =401a(25) =62a(26) =29a(27) =12a(28) =5a(29) =2
External references
- oeis: A118897