Sum
of the rows
The
sum of the numbers in each row is equals to 2 to the power of the row.
e.g.
Find the sum of each row.
0th
row: 20 = 1
1st
row: 21 = 1+1 = 2
2nd
row: 22 = 1+2+1 = 4
3rd
row: 23 = 1+3+3+1 = 8
4th
row: 24 = 1+4+6+4+1 = 16
etc…
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Opdateret d. 26/3/00