Triangular numbers composed of digits {0,3,5}.

A119061

Triangular numbers composed of digits {0,3,5}.

Terms

    a(0) =3a(1) =55a(2) =300a(3) =3003a(4) =5050a(5) =500500a(6) =50005000a(7) =5000050000a(8) =33050333550a(9) =500000500000

External references