Number of nX7 0..1 arrays with rows, columns, diagonals and antidiagonals unimodal.

A223643

Number of nX7 0..1 arrays with rows, columns, diagonals and antidiagonals unimodal.

Terms

    a(0) =29a(1) =841a(2) =10797a(3) =74599a(4) =354726a(5) =1370104a(6) =4682514a(7) =14767708a(8) =43862845a(9) =124004457a(10) =335617558a(11) =872372014a(12) =2182675327a(13) =5267049151a(14) =12280118231a(15) =27708360959a(16) =60600014150a(17) =128659653568a(18) =265553503693a(19) =533599565121

External references