Number of n X 7 0..2 arrays with every row and column nondecreasing rightwards and downwards, and the number of instances of each value within one of each other.

A201276

Number of n X 7 0..2 arrays with every row and column nondecreasing rightwards and downwards, and the number of instances of each value within one of each other.

Terms

    a(0) =1a(1) =3a(2) =27a(3) =54a(4) =740a(5) =2827a(6) =3113a(7) =27008a(8) =71704a(9) =59070a(10) =408600a(11) =894812a(12) =621910a(13) =3704174a(14) =7087046a(15) =4373879a(16) =23558696a(17) =41171126a(18) =23396689a(19) =116650532a(20) =190010902a(21) =101247815a(22) =476808796a(23) =736407602a(24) =373431803a(25) =1678517670a(26) =2482516953a(27) =1208979602a(28) =5235742304a(29) =7477415626

External references