Number of connected ordered 4-element multiantichains on a labeled n-set.
A094731
Number of connected ordered 4-element multiantichains on a labeled n-set.
Terms
- a(0) =0a(1) =1a(2) =1a(3) =79a(4) =2101a(5) =63991a(6) =1841461a(7) =45677479a(8) =986583781a(9) =19210969591a(10) =347527345621
External references
- oeis: A094731