6.1 The LOOP Facility   6.1.2 Variable Initialization and Stepping Clauses   6.1.2.1 Iteration Control   6.1.2.1.4 The for-as-equals-then subclause

6.1.2.1.4.1 Examples of for-as-equals-then subclause

;; Collect some numbers.
 (loop for item = 1 then (+ item 10)
       for iteration from 1 to 5
       collect item)
 (1 11 21 31 41)