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A133548 a(n) = sum of cubes of first n odd primes. 2
27, 152, 495, 1826, 4023, 8936, 15795, 27962, 52351, 82142, 132795, 201716, 281223, 385046, 533923, 739302, 966283, 1267046, 1624957, 2013974, 2507013, 3078800, 3783769, 4696442, 5726743, 6819470, 8044513, 9339542, 10782439, 12830822, 15078913, 17650266 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
9 is the only square in this sequence.
LINKS
FORMULA
a(n) = A098999(n+1) - 8.
EXAMPLE
a(3)=495 because 3^3+5^3+7^3=495.
MATHEMATICA
c = 3; a = {}; b = 0; Do[b = b + Prime[n]^c; AppendTo[a, b], {n, 2, 1000}]; a {*Artur Jasinski*)
PROG
(PARI) a(n) = sum(i=2, n+1, prime(i)^3); \\ Michel Marcus, Nov 05 2013
CROSSREFS
Sequence in context: A301757 A192328 A129028 * A033262 A224001 A042418
KEYWORD
nonn
AUTHOR
Artur Jasinski, Sep 16 2007, corrected Jun 08 2008
EXTENSIONS
More terms from Michel Marcus, Nov 05 2013
STATUS
approved

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Last modified May 23 11:57 EDT 2024. Contains 372763 sequences. (Running on oeis4.)