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Sanch

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visits member for 1 year, 8 months
seen Nov 5 '11 at 5:43
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108 reputation
 bio website visits member for 1 year, 8 months
5 badges
 location seen Nov 5 '11 at 5:43
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3 Questions

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10
 Proving the number of permutations $A,B\;$ with $n+1$ total cycles and $AB=(123\cdots n)$ is $C_n$
9
 Proof of the equality $\sum\limits_{k=1}^{\infty} \frac{k^2}{2^k} = 6$
2
 Example of a sequence

108 Reputation

+45 Proof of the equality $\sum\limits_{k=1}^{\infty} \frac{k^2}{2^k} = 6$
+50 Proving the number of permutations $A,B\;$ with $n+1$ total cycles and $AB=(123\cdots n)$ is $C_n$
+10 Example of a sequence

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algebra-precalculus
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sequences-and-series
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elementary-number-theory

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