As character names:

U+0248 LATIN CAPITAL LETTER J WITH STROKE character (Ɉ)

As raw characters:

Ɉ

As a string of HTML entities:

Ɉ

Decoder output:

Byte number 1 is decimal 201, hex 0xC9, octal \311, binary 11001001
This is the first byte of a 2 byte sequence.

Byte number 2 is decimal 136, hex 0x88, octal \210, binary 10001000
This is continuation byte 1, expecting 0 more.

U+0248	LATIN CAPITAL LETTER J WITH STROKE