Common Lisp isn't technically focused on lists as you imply. There are plenty of libraries which provide "sequence abstractions" if that's what you need. Common

Common Lisp isn't technically focused on lists as you imply. There are plenty of libraries which provide "sequence abstractions" if that's what you need. Common Lisp provides structs, arrays, and even a hash table implementation. The methods of abstraction are transparent in Lisp.