#decomposition

2026-01-28

A099204: A variation on Flavius's sieve (A000960): Start with the natural numbers; at the k-th sieving step, remove every p-th term of the sequence remaining after the (k-1)-st sieving step, where p is the k-th prime; iterate

3D graph, threejs - webGL ➡️ decompwlj.com/3Dgraph/A099204.
3D graph Gen, threejs animation ➡️ decompwlj.com/3DgraphGen/A0992
2D graph, first 500 terms ➡️ decompwlj.com/2Dgraph500terms/

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Decomposition into weight × level + jump of A099204 in 3D (threejs - WebGL) (log(weight), log(level), log(jump))Decomposition into weight × level + jump of A099204 in 2D (log(weight), log(level))
2026-01-27
Decomposition into weight × level + jump of A097102 in 3D (threejs - WebGL) (log(weight), log(level), log(jump))Decomposition into weight × level + jump of A097102 in 2D (log(weight), log(level))
2026-01-26

We see the fundamental theorem of arithmetic and the sieve of Eratosthenes in the decomposition into weight × level + jump of natural numbers. Applied to prime numbers this decomposition leads to a new classification of primes.

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Decomposition into weight × level + jump of natural numbers: the fundamental theorem of arithmetic and the sieve of EratosthenesGraph in 2D (log(weight), log(level)) of the decomposition into weight × level + jump of natural numbersDecomposition into weight × level + jump of prime numbers: in 2D with sequences on the OEIS: a new classification of primesGraph in 2D (log(weight), log(level)) of the decomposition into weight × level + jump of prime numbers
2026-01-26

My first, favorite and most important sequence, the weights of prime numbers: A117078
We see prime numbers classified by level and by weight on the graph.

A117078: a(n) is the smallest k such that prime(n+1) = prime(n) + (prime(n) mod k), or 0 if no such k exists ➡️ oeis.org/A117078

#decompwlj #math #mathematics #maths #sequence #OEIS #graph #numbers #primes #PrimeNumbers #FundamentalTheoremOfArithmetic #sequences #NumberTheory #classification #integer #decomposition #number #theory #equation #graphs #sieve #fundamental #theorem #arithmetic #research

Decomposition into weight × level + jump of A089194 in 3D (threejs - WebGL) (log(weight), log(level), log(jump))Decomposition into weight × level + jump of A089194 in 2D (log(weight), log(level))
2026-01-25

Now this animation is available for the 1000 sequences decomposed on my website.
Accessible from the 3Dgraph, 2Dgraph500terms and 2dgraphs pages ➡️ decompwlj.com
A little more work on axis sizing and controls.

#decompwlj #math #mathematics #maths #sequence #OEIS #JavaScript #php #graph #3D #threejs #webGL #triangular #numbers #primes #PrimeNumbers #palindromes #animation #FundamentalTheoremOfArithmetic #sequences #NumberTheory #classification #integer #decomposition #number #theory #equation #graphs #sieve #fundamental #theorem #arithmetic #research

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