18 reputation
3
bio website rmy.ch
location Zurich, Switzerland
age 23
visits member for 1 year, 7 months
seen Jan 29 '13 at 14:26

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24
awarded  Scholar
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awarded  Supporter
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comment Number of permutations of 2n objects of 2 types with order constraint
I guess I should have known... wasn't the first time people told me / I found out that Catalan numbers are magic. Thanks a lot :)
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24
accepted Number of permutations of 2n objects of 2 types with order constraint
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24
awarded  Student
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24
asked Number of permutations of 2n objects of 2 types with order constraint