Number of connected posets with n elements of height 1.
A007776
Number of connected posets with n elements of height 1.
Terms
- a(0) =1a(1) =2a(2) =4a(3) =10a(4) =27a(5) =88a(6) =328a(7) =1460a(8) =7799a(9) =51196a(10) =422521a(11) =4483460a(12) =62330116a(13) =1150504224a(14) =28434624153a(15) =945480850638
External references
- oeis: A007776