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16 Terms

1
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90 degrees

π / 2

(0,1)

2
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60 degrees

π / 3

(1/2, √3/2)

3
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45 degrees

π / 4

(√2/2, √2/2)

4
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30 degrees

π / 6

(√3/2, 1/2)

5
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0 degrees

0

(1,0)

6
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330 degrees

11π/6

(√3/2, -1/2)

7
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315 degrees

7π/4

(√2/2, -√2/2)

8
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300 degrees

5π/3

(1/2, -√3/2)

9
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270 degrees

3π/2

(0, -1)

10
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240 degrees

4π/3

(-1/2, -√3/2)

11
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225 degrees

5π/4

(-√2/2, -√2/2)

12
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210 degrees

7π/6

(-√3/2, -1/2)

13
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180 degrees

π

(-1,0)

14
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150 degrees

5π/6

(-√3/2, 1/2)

15
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135 degrees

3π/4

(-√2/2, √2/2)

16
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120 degrees

2π/3

(-1/2, √3/2)