HP 39g+ - Manual (Page 197)

Lists 14-5
To insert an element
in a list 1. Open the List catalog.
LIST .
2. Press or to
highlight the name of
the list you want to edit
(L1, etc.) and press
to display the list
contents.
New elements are inserted above the highlighted
position. In this example, an element, with the value
of 9, is inserted between the first and second
elements in the list.
3. Press to the
insertion position, then
press
, and press
9.
4. Press .
To store one
element In HOME, enter value listname(element). For
example, to store 148 as the second element in L1, type
148
L1(2) .