Triangle T(n,k) of numbers of minimal 4-covers of an unlabeled n+4-set that cover k points of that set uniquely (k=4,..,n+4).
A057967
Triangle T(n,k) of numbers of minimal 4-covers of an unlabeled n+4-set that cover k points of that set uniquely (k=4,..,n+4).
Terms
- a(0) =1a(1) =3a(2) =1a(3) =10a(4) =5a(5) =2a(6) =30a(7) =21a(8) =11a(9) =3a(10) =83a(11) =75a(12) =49a(13) =18a(14) =5a(15) =208a(16) =231a(17) =177a(18) =84a(19) =30a(20) =6a(21) =495a(22) =636a(23) =554a(24) =318a(25) =143a(26) =42a(27) =9a(28) =1101a(29) =1603
External references
- oeis: A057967