As character names:

U+23B6 BOTTOM SQUARE BRACKET OVER TOP SQUARE BRACKET character (⎶)

As raw characters:

As a string of HTML entities:

⎶

Decoder output:

Byte number 1 is decimal 226, hex 0xE2, octal \342, binary 11100010
This is the first byte of a 3 byte sequence.

Byte number 2 is decimal 142, hex 0x8E, octal \216, binary 10001110
This is continuation byte 1, expecting 1 more.

Byte number 3 is decimal 182, hex 0xB6, octal \266, binary 10110110
This is continuation byte 2, expecting 0 more.

U+23B6	BOTTOM SQUARE BRACKET OVER TOP SQUARE BRACKET
	* only used for terminal emulation