As character names:

U+1D755 MATHEMATICAL BOLD ITALIC PI SYMBOL character (𝝕)

As raw characters:

𝝕

As a string of HTML entities:

𝝕

Decoder output:

Byte number 1 is decimal 240, hex 0xF0, octal \360, binary 11110000
This is the first byte of a 4 byte sequence.

Byte number 2 is decimal 157, hex 0x9D, octal \235, binary 10011101
This is continuation byte 1, expecting 2 more.

Byte number 3 is decimal 157, hex 0x9D, octal \235, binary 10011101
This is continuation byte 2, expecting 1 more.

Byte number 4 is decimal 149, hex 0x95, octal \225, binary 10010101
This is continuation byte 3, expecting 0 more.

U+1D755	MATHEMATICAL BOLD ITALIC PI SYMBOL
	# <font> 03D6 greek pi symbol