SOLUTION: find the closed form of the sequence (start from n=1) 2,1,2,5,15,52,203,877

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Question 959198: find the closed form of the sequence (start from n=1)
2,1,2,5,15,52,203,877
Answer by Edwin McCravy(20056) About Me  (Show Source):
You can put this solution on YOUR website!
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If you replace the first term by 1, you have the sequence of Bell
numbers:
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http://en.wikipedia.org/wiki/Bell_number