Triangular array read by rows. T(n,k) is the number of sets of exactly k distinct binary words with a total of n letters.
A208741
Triangular array read by rows. T(n,k) is the number of sets of exactly k distinct binary words with a total of n letters.
Terms
- a(0) =2a(1) =4a(2) =1a(3) =8a(4) =8a(5) =16a(6) =22a(7) =4a(8) =32a(9) =64a(10) =20a(11) =64a(12) =156a(13) =84a(14) =6a(15) =128a(16) =384a(17) =264a(18) =40a(19) =256a(20) =888a(21) =784a(22) =189a(23) =4a(24) =512a(25) =2048a(26) =2152a(27) =704a(28) =50a(29) =1024
External references
- oeis: A208741