Similar to メビウス関数

Euler's totient function

Chebyshev function

Partition function (number theory)

Möbius inversion formula

Ackermann function

Kneser's theorem (combinatorics)

P-adic Teichmüller theory

P-adic distribution

Vieta jumping

Eisenstein integer

Artin–Hasse exponential

Arithmetic function

Aliquot sequence

Additive function

Multiplicative function

Superabundant number

Dirichlet character

Divisor function

Liouville function

Small set (combinatorics)

Sumset

Pentagonal number theorem

Catalan's constant

Q-analog

Sicherman dice

Singmaster's conjecture

Stirling number