Code point
U+22F1
Glyph appearance depends on your fonts.
U+22F1
SmU+22F1 DOWN RIGHT DIAGONAL ELLIPSIS is a Unicode 16.0.0 character in the Math Symbol category. It belongs to the Mathematical Operators block.
Choose the representation you need, then copy its value.
U+22F1
8945
⋱
⋱
⋱
E2 8B B1
22F1
000022F1
%E2%8B%B1
\u22F1
\u22F1
\u22F1
\22F1