One day, one decomposition
A248201: Numbers n such that n-1, n and n+1 are all squarefree semiprimes

3D graph, threejs - webGL ➡️ https://decompwlj.com/3Dgraph/A248201.html
2D graph, first 500 terms ➡️ https://decompwlj.com/2Dgraph500terms/A248201.html

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One day, one decomposition
A209061: Exponentially squarefree numbers

3D graph, threejs - webGL ➡️ https://decompwlj.com/3Dgraph/Exponentially_squarefree_numbers.html
2D graph, first 500 terms ➡️ https://decompwlj.com/2Dgraph500terms/Exponentially_squarefree_numbers.html

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One day, one decomposition
A153213: Primes p such that both p-2 and p+2 are not squarefree

3D graph, threejs - webGL ➡️ https://decompwlj.com/3Dgraph/A153213.html
2D graph, first 500 terms ➡️ https://decompwlj.com/2Dgraph500terms/A153213.html

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One day, one decomposition
A120944: Composite squarefree numbers

3D graph, threejs - webGL ➡️ https://decompwlj.com/3Dgraph/A120944.html
2D graph, first 500 terms ➡️ https://decompwlj.com/2Dgraph500terms/A120944.html

#decompwlj #math #mathematics #sequence #OEIS #javascript #php #3D #composite #squarefree #numbers #graph #threejs #webGL

One day, one decomposition
A087248: Squarefree abundant numbers

3D graph, threejs - webGL ➡️ https://decompwlj.com/3Dgraph/A087248.html
2D graph, first 500 terms ➡️ https://decompwlj.com/2Dgraph500terms/A087248.html

#decompwlj #maths #mathematics #OEIS #javascript #php #3D #squarefree #abundant #numbers #graph #threejs #webGL

One day, one decomposition
A077064: Squarefree numbers of form prime - 1

3D graph, threejs - webGL ➡️ https://decompwlj.com/3Dgraph/A077064.html
2D graph, first 500 terms ➡️ https://decompwlj.com/2Dgraph500terms/A077064.html

#decompwlj #maths #mathematics #sequence #OEIS #javascript #php #3D #squarefree #numbers #prime #primenumbers #graph #threejs #webGL

One day, one decomposition
A075432: Primes with no squarefree neighbors

3D graph, threejs - webGL ➡️ https://decompwlj.com/3Dgraph/A075432.html
2D graph, first 500 terms ➡️ https://decompwlj.com/2Dgraph500terms/A075432.html

#decompwlj #maths #mathematics #sequence #OEIS #javascript #php #3D #numbers #primes #primenumbers #squarefree #neighbors #graph #threejs #webGL

One day, one decomposition
A073247: Squarefree numbers n such that n-1 and n+1 are not squarefree

3D graph, threejs - webGL ➡️ https://decompwlj.com/3Dgraph/A073247.html
2D graph, first 500 terms ➡️ https://decompwlj.com/2Dgraph500terms/A073247.html

#decompwlj #maths #mathematics #sequence #OEIS #javascript #php #3D #squarefree #numbers #graph #threejs #webGL

One day, one decomposition
A072774: Powers of squarefree numbers

3D graph, threejs - webGL ➡️ https://decompwlj.com/3Dgraph/A072774.html
2D graph, first 500 terms ➡️ https://decompwlj.com/2Dgraph500terms/A072774.html

#decompwlj #maths #mathematics #sequence #OEIS #javascript #php #3D #powers #squarefree #numbers #graph #threejs #webGL

One day, one decomposition
A071403: a(n)-th squarefree number equals n-th prime

3D graph, threejs - webGL ➡️ https://decompwlj.com/3Dgraph/A071403.html
2D graph, first 500 terms ➡️ https://decompwlj.com/2Dgraph500terms/A071403.html

#decompwlj #maths #mathematics #sequence #OEIS #javascript #php #3D #squarefree #numbers #primes #primenumbers #graph #threejs #webGL