T(n,k) = Points in n-dimensional lattice of side length k with at least one coordinate = k and GCD of all coordinates = 1.
A090225
T(n,k) = Points in n-dimensional lattice of side length k with at least one coordinate = k and GCD of all coordinates = 1.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =0a(6) =0a(7) =0a(8) =3a(9) =0a(10) =0a(11) =0a(12) =2a(13) =7a(14) =0a(15) =0a(16) =0a(17) =4a(18) =12a(19) =15a(20) =0a(21) =0a(22) =0a(23) =4a(24) =30a(25) =50a(26) =31a(27) =0a(28) =0a(29) =0
External references
- oeis: A090225