Number of king permutations on n elements avoiding the mesh pattern (12, {(0,1),(0,2),(1,0),(1,2),(2,0),(2,1)}).
A383407
Number of king permutations on n elements avoiding the mesh pattern (12, {(0,1),(0,2),(1,0),(1,2),(2,0),(2,1)}).
Terms
- a(0) =1a(1) =1a(2) =0a(3) =0a(4) =2a(5) =14a(6) =88a(7) =636a(8) =5174a(9) =47122a(10) =475124a(11) =5257936a(12) =63380706a(13) =826813990a(14) =11606987816a(15) =174484661916
External references
- oeis: A383407