#nonprimes

2025-05-06

One day, one decomposition
A247681: Odd nonprimes congruent to 1 modulo 9

3D graph, threejs - webGL ➡️ decompwlj.com/3Dgraph/A247681.
2D graph, first 500 terms ➡️ decompwlj.com/2Dgraph500terms/

#decompwlj #math #mathematics #sequence #OEIS #javascript #php #3D #odd #nonprimes #numbers #congruent #modulo #graph #threejs #webGL

Decomposition into weight × level + jump of A247681 in 2D (log(weight), log(level))Decomposition into weight × level + jump of A247681 in 3D (threejs - WebGL) (log(weight), log(level), log(jump))
2025-03-14

One day, one decomposition
A202268: Numbers in which all digits are nonprimes (1, 4, 6, 8, 9)

3D graph, threejs - webGL ➡️ decompwlj.com/3Dgraph/A202268.
2D graph, first 500 terms ➡️ decompwlj.com/2Dgraph500terms/

#decompwlj #math #mathematics #sequence #OEIS #javascript #php #3D #numbers #digits #nonprimes #PrimeNumbers #graph #threejs #webGL

Decomposition into weight × level + jump of A202268 in 2D (log(weight), log(level))Decomposition into weight × level + jump of A202268 in 3D (threejs - WebGL) (log(weight), log(level), log(jump))
2024-07-21

One day, one decomposition
A091300: Nonprimes of the form 6k + 1

3D graph, threejs - webGL ➡️ decompwlj.com/3Dgraph/A091300.
2D graph, first 500 terms ➡️ decompwlj.com/2Dgraph500terms/

#decompwlj #maths #mathematics #OEIS #javascript #php #3D #numbers #primes #PrimeNumbers #nonprimes #form #graph #threejs #webGL

Decomposition into weight × level + jump of A091300 in 2D (log(weight), log(level))Decomposition into weight × level + jump of A091300 in 3D (threejs - WebGL) (log(weight), log(level), log(jump))
2023-11-27

One day, one decomposition
A050384: Nonprimes such that n and phi(n) are relatively prime

3D graph, threejs - webGL ➡️ decompwlj.com/3Dgraph/A050384.
2D graph, first 500 terms ➡️ decompwlj.com/2Dgraph500terms/

#decompwlj #maths #mathematics #sequence #OEIS #javascript #php #3D #numbers #nonprimes #phi #relatively #prime #graph #threejs #webGL

Decomposition into weight × level + jump of A050384 in 2D (log(weight), log(level))Decomposition into weight × level + jump of A050384 in 3D (threejs - WebGL) (log(weight), log(level), log(jump))

Client Info

Server: https://mastodon.social
Version: 2025.04
Repository: https://github.com/cyevgeniy/lmst