SOLUTION: 7, 64, 520, 4168 find the rule for this sequence

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Question 1013968: 7, 64, 520, 4168 find the rule for this sequence
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
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Add 1 and multiply by 8.
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7 . (7+1)*8=64
64 . (64+1)*8=520
520 . (520+1)*8=4168
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