Increment Formulas but Adding Empty Rows in Results

[mstine]

THE DATA

A
1 hello
2 my
3 excel
4 world

DESIRED RESULT in col C using Formula increment

C
6 Hello
7
8 my
9
10 excel
11
12 world
13

What I attempted
C6 =$A1
C8 =$A2
SELECT C6-C9 and drag 2 rows to increment formula

RESULT
C10 =$A5, not the desired C10 =$A3

Any help would be appreciated.

 

[Joe4]

Welcome to the Board!

Place his in cell C6 and copy down:

=IF(ISEVEN(ROW()),OFFSET($A$1,(ROW()-6)/2,0),"")