Data update

This commit is contained in:
Ingy döt Net 2024-07-13 15:19:22 -07:00
parent 29a5eea0d4
commit 5c1bb7bfa9
2011 changed files with 35081 additions and 3229 deletions

View file

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internal class Program
{
private static void Main(string[] args)
{
List<int> yellowStoneList = YellowstoneSequence(30);
Console.WriteLine("Yellowstone 30");
foreach (int i in yellowStoneList)
{
Console.Write(i + " ");
}
}
private static List<int> YellowstoneSequence(int sequenceCount)
{
List<int> yellowstoneList = [1, 2, 3];
int num = 4;
List<int> notYellowstoneList = new();
int yellowSize = 3;
while (yellowSize < sequenceCount)
{
int found = -1;
for (int index = 0; index < notYellowstoneList.Count; index++)
{
int test = notYellowstoneList[index];
if (GCD(yellowstoneList[yellowSize - 2], test) > 1 && GCD(yellowstoneList[yellowSize - 1], test) == 1)
{
found = index;
break;
}
}
if (found >= 0)
{
yellowstoneList.Add(notYellowstoneList[found]);
notYellowstoneList.RemoveAt(found);
yellowSize++;
}
else
{
while (true)
{
if (GCD(yellowstoneList[yellowSize - 2], num) > 1 && GCD(yellowstoneList[yellowSize - 1], num) == 1)
{
yellowstoneList.Add(num);
yellowSize++;
num++;
break;
}
notYellowstoneList.Add(num);
num++;
}
}
}
return yellowstoneList;
}
private static int GCD(int a, int b)
{
if (b == 0)
{
return a;
}
return GCD(b, a % b);
}
}

View file

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Gcd ← ⊙◌⍢(⟜◿:|±,)
NextY ← ⍢(+1|⟨¬≍0_1≡(=1Gcd)⊙(↙¯2)|1⟩∊,,)1 # [a0 a1...an] -> an+1
N ← 200
⍢(⊂:NextY|<N⧻)[1 2 3]
⟜(↙30) # First 30
▽⟜≡▽2⊞= ⇌⇡N # Plot 200