Number of nondecreasing arrangements of n+2 numbers in 0..7 with each number being the sum mod 8 of two others.

A183910

Number of nondecreasing arrangements of n+2 numbers in 0..7 with each number being the sum mod 8 of two others.

Terms

    a(0) =2a(1) =5a(2) =40a(3) =207a(4) =778a(5) =2199a(6) =5126a(7) =10501a(8) =19630a(9) =34274a(10) =56754a(11) =90071a(12) =138042a(13) =205453a(14) =298230a(15) =423629a(16) =590446a(17) =809248a(18) =1092626a(19) =1455471a(20) =1915274a(21) =2492451a(22) =3210694a(23) =4097349a(24) =5183822a(25) =6506014a(26) =8104786a(27) =10026455a(28) =12323322a(29) =15054233

External references