7 citations · 8 across the 2 of their papers we have counts for
Showing math.COShow all
2 papers · 1 filter
math.CO2008★ 1 cited
On the exhaustive generation of convex permutominoes
Elisabetta Grazzini, Elisa Pergola, Maddalena Poneti
A permutomino of size n is a polyomino determined by a pair of permutations of size n+1, such that they differ in each position. In this paper, after recalling some enumerative res…
math.CO2006★ 7 cited
From Fibonacci to Catalan permutations
E. Barcucci, A. Bernini, M. Poneti
It is well known that permutations avoiding any 3-length pattern are enumerated by the Catalan numbers. If the three patterns 123, 132 and 213 are avoided at the same time we obtai…