Triangular numbers composed of digits {0,6,7}.
A119087
Triangular numbers composed of digits {0,6,7}.
Terms
- a(0) =6a(1) =66a(2) =666a(3) =6670a(4) =66066a(5) =600060a(6) =67007676a(7) =670677000a(8) =66067760760a(9) =76666077676a(10) =76670776666
External references
- oeis: A119087