Charles Bao

# 30 Questions

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### Given a random permutation of 1 to N, what is probability to get $N-1$ with a certain strategy?

Aug 11 '18 at 0:46 Charles Bao 771
1
2
votes
5
answers
90
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0
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1
answer
52
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1
2
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3
answers
403
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0
votes
5
answers
5k
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3
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0
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95
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### find an upper bound of the sequence like $a_{n+1}=\frac{na_n+a_n^2}{n+1}$

Feb 16 '17 at 7:47 detnvvp 7,119
1
2
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2
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754
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1
3
votes
4
answers
3k
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19
34
votes
4
answers
5k
views

2
votes
0
answers
160
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### A mathematical game: moving tiles

Jun 5 '14 at 22:55 Sergio Parreiras 2,837
1
2
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5
answers
87
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0
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1
answer
282
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3
6
votes
4
answers
1k
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14
49
votes
2
answers
4k
views

2
votes
2
answers
109
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2
votes
1
answer
106
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1
1
vote
1
answer
1k
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1
vote
0
answers
144
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### Proving by induction that $n^{n+1} > (n+1)^n$ for $n \ge 3$ [duplicate]

May 30 '13 at 11:37 André Nicolas 459k

1
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1
answer
86
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0
votes
5
answers
318
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0
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3
answers
1k
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0
votes
1
answer
245
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0
votes
1
answer
230
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1
vote
1
answer
666
views

4
votes
2
answers
4k
views

2
4
votes
1
answer
2k
views

2
votes
1
answer
271
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1
2
votes
1
answer
202
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1
vote
1
answer
112
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