Number of ways to construct a triangle with longest side n using unit-length straws of two colors for the sides.
A278036
Number of ways to construct a triangle with longest side n using unit-length straws of two colors for the sides.
Terms
- a(0) =4a(1) =40a(2) =416a(3) =3808a(4) =33472a(5) =282752a(6) =2339072a(7) =19077632a(8) =154350592a(9) =1242703872a(10) =9977483264a(11) =79979520000a(12) =640542392320
External references
- oeis: A278036