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LargestRepeatedPart ​

The largest part that occurs at least twice; 0 if the parts are distinct.

✓ checked against that system · ! checked, with disagreements (hover a chip)FindStatSt000143via IntegerPartition✓
LargestRepeatedPart(partition)The largest part that occurs at least twice; 0 if the parts are distinct.
Typed signatures
TypePackageApplies
(integer_partition) -> numbercombinatoricsalways

Domain: Partition statistics

Details
  • Defined over IntegerPartition as an expression in _x, evaluated by compute-engine — the definition IS the implementation.
  • Takes a IntegerPartition and nothing else — it reads values against their positions, or walks the orbits, so it needs the bijection. Applying it to a bare list is a type error, not a wrong answer.

Examples

Basic #

the partition 4+2+14 + 2 + 1 of 77

live ↗
InLargestRepeatedPart(IntegerPartition⁡([4,2,1]))\mathrm{LargestRepeatedPart}({\operatorname{IntegerPartition}}([4, 2, 1]))Out00

the partition 3+3+13 + 3 + 1 of 77

live ↗
InLargestRepeatedPart(IntegerPartition⁡([3,3,1]))\mathrm{LargestRepeatedPart}({\operatorname{IntegerPartition}}([3, 3, 1]))Out33
Properties #

FindStat's value for [1]

live ↗
InCombinatorialStat(IntegerPartition⁡([1]),LargestRepeatedPart)\mathrm{CombinatorialStat}({\operatorname{IntegerPartition}}([1]), \text{LargestRepeatedPart})Out00

Known value · FindStat St000143

FindStat's value for [2]

live ↗
InCombinatorialStat(IntegerPartition⁡([2]),LargestRepeatedPart)\mathrm{CombinatorialStat}({\operatorname{IntegerPartition}}([2]), \text{LargestRepeatedPart})Out00

Known value · FindStat St000143

FindStat's value for [3]

live ↗
InCombinatorialStat(IntegerPartition⁡([3]),LargestRepeatedPart)\mathrm{CombinatorialStat}({\operatorname{IntegerPartition}}([3]), \text{LargestRepeatedPart})Out00

Known value · FindStat St000143

About
Examples5
CrosswalkFindStat