Number of 5Xn 0..1 arrays with rows and antidiagonals unimodal.

Terms

a(0) =32a(1) =1024a(2) =13045a(3) =85663a(4) =384009a(5) =1363639a(6) =4123210a(7) =11062778a(8) =27036251a(9) =61267043a(10) =130398069a(11) =263173867a(12) =507406703a(13) =940062881a(14) =1681523014a(15) =2915323586a(16) =4914979621a(17) =8079822545a(18) =12982166253a(19) =20428540847a(20) =31538210365a(21) =47842720947