Take apart the sides of each of the integer-sided scalene triangles with perimeter n (at their vertices) and rearrange them orthogonally in 3-space so that their endpoints coincide at a single point. a(n) is the total volume of all rectangular prisms enclosed in this way.
A308234
Take apart the sides of each of the integer-sided scalene triangles with perimeter n (at their vertices) and rearrange them orthogonally in 3-space so that their endpoints coincide at a single point. a(n) is the total volume of all rectangular prisms enclosed in this way.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =0a(7) =0a(8) =24a(9) =0a(10) =40a(11) =60a(12) =132a(13) =90a(14) =309a(15) =266a(16) =584a(17) =570a(18) =1013a(19) =1018a(20) =1939a(21) =1678a(22) =2866a(23) =3062a(24) =4603a(25) =4382a(26) =6991a(27) =6818a(28) =10038a(29) =10068
External references
- oeis: A308234