To perform basic operations by developing a sequence of numbers.
Performing a specified operation repeatedly can generate a sequence of
numbers. For example, if you start with the number 4 and add 2
repeatedly you will generate the sequence
STEP 1: Enter 13 by pressing
STEP 3: Enter 54 by pressing
STEP 4: Find the first sum by pressing
STEP 5: Add 13 again by pressing
STEP 1: Enter 32 by pressing
STEP 2: Subtract by pressing
STEP 3: Enter 9 by pressing
STEP 4: Find the difference by pressing
STEP 3: Enter 5 by pressing
STEP 4: Find the first product by pressing
STEP 5: Multiply by 5 again by pressing
STEP 6: Multiply by 5 a third time by pressing
10