Number of linear extensions of the one-level grid poset G[(2^n), (0^(n-1)), (0^(n-1))].
A274645
Number of linear extensions of the one-level grid poset G[(2^n), (0^(n-1)), (0^(n-1))].
Terms
- a(0) =1a(1) =20a(2) =1301a(3) =177260a(4) =41385102a(5) =14760468600
External references
- oeis: A274645