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A181090 Sum_{d|F(n)} d^3, where F(n) are the Fibonacci numbers. 0
1, 1, 9, 28, 126, 585, 2198, 9632, 44226, 167832, 704970, 3543517, 12649338, 53609220, 257397588, 1000032768, 4073003174, 19720373400, 73088555292, 323884878912, 1476102415284, 5555586582000, 23533806109394 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
LINKS
EXAMPLE
a(6) = 585 is in the sequence because Fibonacci(6) = 8, and 1^3 + 2^3 + 4^3 + 8^3 = 585.
MATHEMATICA
Table[Plus@@(Transpose[DivisorSigma[3, Fibonacci[n]]][[1]]), {n, 30}]
CROSSREFS
Sequence in context: A349547 A085292 A198059 * A073706 A226976 A042501
KEYWORD
nonn
AUTHOR
Michel Lagneau, Oct 02 2010
STATUS
approved

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Last modified July 18 12:17 EDT 2024. Contains 374378 sequences. (Running on oeis4.)