As character names:

U+1FAA2 KNOT character (🪢)

As raw characters:

🪢

As a string of HTML entities:

🪢

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 159, hex 0x9F, octal \237, binary 10011111
This is continuation byte 1, expecting 2 more.

Byte number 3 is decimal 170, hex 0xAA, octal \252, binary 10101010
This is continuation byte 2, expecting 1 more.

Byte number 4 is decimal 162, hex 0xA2, octal \242, binary 10100010
This is continuation byte 3, expecting 0 more.

U+1FAA2	KNOT