User:Arbol01

User in de.wikipedia.org, en.wikipedia.org, commons.wikimedia.org and www.wikisource.org.

Arbols krause Gedanken

My mainly interested articles are:

• Prime number
• Pseudoprime
• Carmichael number
• Zeisel number
• Cunningham chain
• Cullen number
• Woodall number
• Prime quadruplet
• Happy number
• Lucas-Carmichael number

• Fermat primality test
• Primality test

• Conway's Game of Life

• Legendre symbol
• Lucas sequence
• quadratic residue

• triangle number
• centered square number
• centered hexagonal number

(not complete)

• Arbol's Music-Kanon
• Arbol's Book-Kanon