Statements (20)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
integer sequence
|
| gptkbp:author |
gptkb:N._J._A._Sloane
|
| gptkbp:citation |
OEIS A000045
OEIS A001834 OEIS A006498 OEIS A049684 |
| gptkbp:describes |
a(n) = Fibonacci(2n)
|
| gptkbp:first_terms |
0, 1, 3, 8, 21, 55, 144, 377, 987, 2584, 6765, 17711, 46368, 121393, 317811, 832040, 2178309, 5702887, 14930352, 39088169, 102334155, 267914296, 701408733, 1836311903, 4807526976, 12586269025
|
| gptkbp:form |
a(n) = Fibonacci(2n)
a(n) = Fibonacci(n+1)*Fibonacci(n) + (-1)^n |
| gptkbp:hasKeyword |
nonn, easy, nice
|
| gptkbp:hasOEISId |
A001175
|
| https://www.w3.org/2000/01/rdf-schema#label |
OEIS A001175
|
| gptkbp:OEIS |
https://oeis.org/A001175
|
| gptkbp:offset |
0
|
| gptkbp:recurrence |
a(n) = 3*a(n-1) - a(n-2), a(0)=0, a(1)=1
|
| gptkbp:relatedTo |
gptkb:Fibonacci_numbers
|
| gptkbp:sequence |
Fibonacci numbers at even indices
|
| gptkbp:bfsParent |
gptkb:Pisano_period
|
| gptkbp:bfsLayer |
7
|