Rémi Eismann

#decompwlj OEISWiki (en) ➡️ oeis.org/wiki/Decomposi… Wikiversité (fr) ➡️ fr.wikiversity.org/wiki/Recherche… arXiv [math.NT] ➡️ arxiv.org/abs/0711.0865 1000 seq decomposed but my data have not been verified (dump, img and csv zipped) ➡️ decompwlj.com

A005381: Numbers k such that k and k-1 are composite 3D graph, threejs - webGL ➡️ decompwlj.com/3Dgraph/A00538… 3D graph Gen, threejs animation ➡️ decompwlj.com/3DgraphGen/A00… 2D graph, first 500 terms ➡️ decompwlj.com/2Dgraph500term… #decompwlj #math #sequence #OEIS #javascript #3D #numbers

My data have not been verified but my work is highly reproducible. - Downloads (csv, img, dump) ➡️ decompwlj.com - Algorithms ➡️ #Algorithms" target="_blank" rel="nofollow noopener">oeis.org/wiki/Decomposi… #decompwlj #math #mathematics #sequence #OEIS #PARIGP #numbers #PrimeNumbers #graph #downloads #algorithms

A005349: Niven (or Harshad, or harshad) numbers: numbers that are divisible by the sum of their digits A005349 ➡️ oeis.org/A005349

A005349: Niven numbers 3D graph, threejs - webGL ➡️ decompwlj.com/3Dgraph/Niven_… 3D graph Gen, threejs animation ➡️ decompwlj.com/3DgraphGen/Niv… 2D graph, first 500 terms ➡️ decompwlj.com/2Dgraph500term… #decompwlj #math #mathematics #sequence #OEIS #javascript #php #3D #numbers #graph

Now this animation is available for the 1000 sequences decomposed on my website. Accessible from the 3Dgraph, 2Dgraph500terms and 2dgraphs pages ➡️ decompwlj.com #decompwlj #math #mathematics #sequence #OEIS #numbers #3D #javascript #threejs #webGL #graph #animation

4: The palindromes in base 10 (A002113) ➡️ decompwlj.com/3DgraphGen/Pal… #decompwlj #math #mathematics #maths #sequence #OEIS #javascript #threejs #webGL #3D #palindromes #numbers #graph #animation

Generation of 4 sequences decomposed into weight × level + jump (log(weight), log(level), log(jump)) - three.js animation: 🧵⬇️ 1: The natural numbers (A000027) ➡️ decompwlj.com/3DgraphGen/Nat… #decompwlj #math #mathematics #sequence #OEIS #javascript #threejs #3D #numbers #graph

A005279: Numbers having divisors d, e with d < e < 2*d 3D graph, threejs - webGL ➡️ decompwlj.com/3Dgraph/A00527… 3D graph Gen, threejs animation ➡️ decompwlj.com/3DgraphGen/A00… 2D graph, first 500 terms ➡️ decompwlj.com/2Dgraph500term… #decompwlj #math #sequence #OEIS #javascript #3D #numbers

In the decomposition into weight × level + jump, the Twin Prime Conjecture becomes: "The number of prime numbers with a weight of 3 is infinite" #decompwlj #math #mathematics #sequence #OEIS #javascript #threejs #webGL #3D #numbers #twin #primes #PrimeNumbers #graph #conjecture

A005278: Noncototients: numbers k such that x - phi(x) = k has no solution A005278 ➡️ oeis.org/A005278

A005278: Noncototients 3D graph, threejs - webGL ➡️ decompwlj.com/3Dgraph/Noncot… 3D graph Gen, threejs animation ➡️ decompwlj.com/3DgraphGen/Non… 2D graph, first 500 terms ➡️ decompwlj.com/2Dgraph500term… #decompwlj #math #mathematics #sequence #OEIS #javascript #php #3D #numbers #graph

A005277: Nontotients: even numbers k such that phi(m) = k has no solution. A005277 ➡️ oeis.org/A005277

A005277: Nontotients 3D graph, threejs - webGL ➡️ decompwlj.com/3Dgraph/Nontot… 3D graph Gen, threejs animation ➡️ decompwlj.com/3DgraphGen/Non… 2D graph, first 500 terms ➡️ decompwlj.com/2Dgraph500term… #decompwlj #math #mathematics #sequence #OEIS #javascript #php #3D #numbers #graph

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. #decompwlj #math #sieve #sequence #numbers #graph

A005244: A self-generating sequence: start with 2 and 3, take all products of any 2 previous elements, subtract 1 and adjoin them to the sequence

A005244 ➡️ oeis.org/A005244 3D graph, threejs - webGL ➡️ decompwlj.com/3Dgraph/A00524… 3D graph Gen, threejs animation ➡️ decompwlj.com/3DgraphGen/A00… 2D graph, first 500 terms ➡️ decompwlj.com/2Dgraph500term… #decompwlj #math #mathematics #sequence #OEIS #javascript #php #3D #numbers

A005236: Barriers for omega(n): numbers n such that, for all m < n, m + omega(m) <= n A005236 ➡️ oeis.org/A005236

A005236: Barriers for omega(n) 3D graph, threejs - webGL ➡️ decompwlj.com/3Dgraph/A00523… 3D graph Gen, threejs animation ➡️ decompwlj.com/3DgraphGen/A00… 2D graph, first 500 terms ➡️ decompwlj.com/2Dgraph500term… #decompwlj #math #mathematics #sequence #OEIS #javascript #php #3D #numbers #graph