primePowerFormula
P43787
predicate
Indicates that a value is computed using a formula specifically involving powers of prime numbers.
Sample triples (1)
| Subject | Object |
|---|---|
| Euler’s totient function φ(n) | φ(p^k) = p^k − p^{k−1} for prime p and integer k ≥ 1 ⓘ |