Number of distinct lines through the origin in 7-dimensional cube of side length n.

A090029

Number of distinct lines through the origin in 7-dimensional cube of side length n.

Terms

    a(0) =0a(1) =127a(2) =2059a(3) =16129a(4) =75811a(5) =277495a(6) =804973a(7) =2078455a(8) =4702531a(9) =9905365a(10) =19188793a(11) =35533303a(12) =61846723a(13) =104511583a(14) =168681913a(15) =266042113a(16) =405259513a(17) =607140745a(18) =883046011a(19) =1269174145a(20) =1780715833a(21) =2472697501a(22) =3366818491a(23) =4548464341

External references