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tzec76
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AkamaiBrah
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tzec76
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looks like (4n - 3) to me.
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tzec76
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Please show your workings.
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sachanta
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:P
Here is the solution

Arithematic Progression
an=a+(n-1)d

Here a=1 and d=4 substitute the values in the equation to get the answer which is 4n-3
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I believe it should be 4n+1
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rakesh1239
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a1=1, a2=5, a3=9,........ so an= 4n-3
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anandnk
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It should be 4n-3

if n = 0 then 4n+1 yeilds 1 which is incorrect
if n = 1 then 4n-3 yeilds 1



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