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Statements (30)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
integer sequence
|
| gptkbp:alsoKnownAs |
5-smooth number
regular number |
| gptkbp:definedIn |
a positive integer with no prime factor greater than 5
|
| gptkbp:first_terms |
2
1 10 12 15 16 18 20 24 25 3 4 5 6 8 9 |
| https://www.w3.org/2000/01/rdf-schema#label |
Hamming number
|
| gptkbp:namedAfter |
gptkb:Richard_Hamming
|
| gptkbp:OEIS |
A000120
|
| gptkbp:property |
all Hamming numbers are of the form 2^i * 3^j * 5^k for non-negative integers i, j, k
closed under multiplication by 2, 3, or 5 infinite sequence |
| gptkbp:usedIn |
computer science
number theory |
| gptkbp:bfsParent |
gptkb:Richard_Hamming
|
| gptkbp:bfsLayer |
4
|