Number of 5Xn 0..2 arrays with antidiagonals unimodal and rows and diagonals nondecreasing.

A224003

Number of 5Xn 0..2 arrays with antidiagonals unimodal and rows and diagonals nondecreasing.

Terms

    a(0) =243a(1) =4004a(2) =18672a(3) =55333a(4) =132119a(5) =281271a(6) =559188a(7) =1063365a(8) =1958634a(9) =3517866a(10) =6183395a(11) =10657414a(12) =18032067a(13) =29972868a(14) =48972482a(15) =78695853a(16) =124442202a(17) =193754586a(18) =297213549a(19) =449457950a(20) =670483363a(21) =987276552a(22) =1435853472a(23) =2063778077

External references