Mathematics
Brian Hopkins's user avatar
Brian Hopkins's user avatar
Brian Hopkins's user avatar
Brian Hopkins
  • Member for 12 years, 4 months
  • Last seen this week
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87
answers
6
questions
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65
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53
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57
Posts %
56
Score
45
Posts
48
Posts %
14
Score
11
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12
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13
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13
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14
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11
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Top posts
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All Questions Answers
Score Newest
question
13
Fibonacci, compositions, history
May 18, 2011
question
7
Citation for subset complement result
Mar 27, 2013
answer
6
Counting nested integer partitions
May 20, 2011
answer
4
Number of partitions contained within Young shape $\lambda$
Aug 19, 2012
answer
4
Bulgarian Solitaire: Number of root loops and which numbers have multiple root loops
Aug 20, 2012
answer
4
Is this formula new and worth being published?
Apr 23
answer
4
An unfriendly question about "friendly" binary sequences
Oct 30, 2022
answer
3
Find the number of partitions of $n$ in which each part is at least $3$
Oct 14, 2020
question
3
Homogeneous and inhomogeneous recurrences for a sequence
Aug 16
answer
3
How many ordered quadruples $(a,b,c,d)$ satisfy $a+b+c+d=18$ under various conditions?
Aug 9, 2020
Top network posts
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48
Is there winning strategy in Tetris ? What if Young diagrams are falling?
46
Two-colouring the two-sphere
24
When do binomial coefficients sum to a power of 2?
23
Easier way to make permutation diagrams?
22
Fibonacci, compositions, history

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