Statements (20)
Predicate | Object |
---|---|
gptkbp:instanceOf |
Figurate number
|
gptkbp:describedBy |
Centered figurate number formula
|
gptkbp:eighth_term |
127
|
gptkbp:fifthBook |
37
|
gptkbp:first_terms |
1
|
gptkbp:form |
n^2 + (n-1)^2
|
gptkbp:fourthPlace |
19
|
https://www.w3.org/2000/01/rdf-schema#label |
Central polygonal numbers
|
gptkbp:is_a_sequence_of |
gptkb:Numbers
|
gptkbp:ninth_term |
169
|
gptkbp:OEIS_sequence |
A000569
|
gptkbp:relatedTo |
gptkb:Polygonal_numbers
|
gptkbp:seventhBook |
91
|
gptkbp:sixthBook |
61
|
gptkbp:tenth_term |
217
|
gptkbp:thirdPlace |
7
|
gptkbp:used_in |
gptkb:Number_theory
Combinatorics |
gptkbp:bfsParent |
gptkb:OEIS:A000124
|
gptkbp:bfsLayer |
6
|