login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A236223
Sum of the fifteenth powers of the first n primes.
1
32768, 14381675, 30531959800, 4778093469743, 4182026262885394, 55367919276976151, 2917790970786791944, 18098918000661590243, 284734153465052835850, 8913922901063237276799, 32379184892907923206750, 365825452844723230295243, 1920923767836261141183844
OFFSET
1,1
FORMULA
a(n) = sum(k = 1 .. n, prime(k)^15).
MATHEMATICA
Table[Sum[Prime[k]^15, {k, n}], {n, 1000}]
Accumulate[Prime[Range[15]]^15] (* Harvey P. Dale, Mar 09 2022 *)
CROSSREFS
Cf. A085450 = smallest m > 1 such that m divides Sum_{k=1..m} prime(k)^n.
Sequence in context: A195251 A017694 A010803 * A183817 A303267 A323545
KEYWORD
nonn,easy,changed
AUTHOR
Robert Price, Jan 20 2014
STATUS
approved