Triangle of numbers C^(7)(n,k) of combinations with repetitions from n different elements over k for each of them not more than 7 appearances allowed.
A213808
Triangle of numbers C^(7)(n,k) of combinations with repetitions from n different elements over k for each of them not more than 7 appearances allowed.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =3a(6) =1a(7) =3a(8) =6a(9) =10a(10) =1a(11) =4a(12) =10a(13) =20a(14) =35a(15) =1a(16) =5a(17) =15a(18) =35a(19) =70a(20) =126a(21) =1a(22) =6a(23) =21a(24) =56a(25) =126a(26) =252a(27) =462a(28) =1a(29) =7
External references
- oeis: A213808