Obol, type 2, var 3

Obverse

Obverse legend

Reverse legend

Reverse

HLVDOVVICI (circular legend around a cross surrounded by a circle made up of dots, a cross between the letter I and the letter H).

AREL _ ATVM (inscribed in two lines with the letter R inverted).

Photo of a coin sold by iNumis, link to the sale: https://www.acsearch.info/search.html?id=1390924, link to their website: http://www.i-numis.com/. 

Another copy preserved at the Bibliothèque Nationale de France (public domain), link to the page of their website showing the photo of the coin:: https://gallica.bnf.fr/ark:/12148/btv1b10413612p.r=louis%20le%20pieux?rk=4806890;4. Same dies as the copy at the Bibliothèque Nationale de France.

Variant with obverse legend HLVDOVVICI and the letter R inverted on the reverse.