Number of nX3 0..1 arrays with antidiagonals unimodal.
A223564
Number of nX3 0..1 arrays with antidiagonals unimodal.
Terms
- a(0) =8a(1) =64a(2) =448a(3) =3136a(4) =21952a(5) =153664a(6) =1075648a(7) =7529536a(8) =52706752a(9) =368947264a(10) =2582630848a(11) =18078415936a(12) =126548911552a(13) =885842380864
External references
- oeis: A223564