Triangular numbers composed of digits {2,5,8}.
A119168
Triangular numbers composed of digits {2,5,8}.
Terms
- a(0) =28a(1) =55a(2) =528a(3) =255255a(4) =525825a(5) =828828a(6) =22528828a(7) =58855825a(8) =88252255a(9) =285258555a(10) =252852582885
External references
- oeis: A119168