L27 ORTHOGONAL ARRAY


Expt. No.
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2
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1
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5
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2
2
2
2
3
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3
1
1
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6
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2
3
3
3
1
1
1
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7
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3
3
3
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1
1
3
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3
2
2
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8
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3
3
3
2
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2
1
1
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9
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3
3
3
3
3
3
2
2
2
1
1
1
10
2
1
2
3
1
2
3
1
2
3
1
2
3
11
2
1
2
3
2
3
1
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3
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3
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12
2
1
2
3
3
1
2
3
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2
3
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13
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2
3
1
1
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2
3
1
3
1
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14
2
2
3
1
2
3
1
3
1
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3
15
2
2
3
1
3
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2
1
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3
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16
2
3
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3
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17
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1
1
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3
1
2
18
2
3
1
2
3
1
2
2
3
1
1
2
3
19
3
1
3
2
1
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2
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2
1
3
2
20
3
1
3
2
2
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2
1
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2
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21
3
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3
2
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2
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2
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2
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22
3
2
1
3
1
3
2
2
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2
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23
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2
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1
1
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2
24
3
2
1
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2
1
1
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2
2
1
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25
3
3
2
1
1
3
2
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2
1
2
1
3
26
3
3
2
1
2
1
3
1
3
2
3
2
1
27
3
3
2
1
3
2
1
2
1
3
1
3
2

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