Triangular numbers composed of digits {0,6,9}.
A119091
Triangular numbers composed of digits {0,6,9}.
Terms
- a(0) =6a(1) =66a(2) =666a(3) =990a(4) =66066a(5) =69006a(6) =600060a(7) =609960a(8) =690900a(9) =969606666a(10) =60690060606a(11) =96960006066
External references
- oeis: A119091