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A065103
A level 11 weight 5 form.
2
1, 15, 82, 241, 626, 1230, 2400, 3855, 6643, 9390, 14641, 19762, 28560, 36000, 51332, 61681, 83520, 99645, 130320, 150866, 196800, 219615, 279842, 316110, 391251, 428400, 538084, 578400, 707280, 769980, 923522, 986895, 1200562
OFFSET
1,2
COMMENTS
Multiplicative because convolution of multiplicative functions. - Michael Somos, Jun 07, 2005
LINKS
K. Ono, On the Circular Summation of the Eleventh Powers of Ramanujan's Theta Function, Journal of Number Theory, Volume 76, Issue 1, May 1999, Pages 62-65.
FORMULA
a(n) = Sum_{d | n} Kronecker(d/11)*(n/d)^4
MATHEMATICA
a[n_]:= If[n < 0, 0, Sum[KroneckerSymbol[d, 11]*(n/d)^4, {d, Divisors[n]}]]; Table[a[n], {n, 0, 50}] (* G. C. Greubel, Apr 17 2018 *)
CROSSREFS
Sequence in context: A253222 A334244 A284900 * A279395 A270768 A252935
KEYWORD
nonn,mult
AUTHOR
Kok Seng Chua (chuaks(AT)ihpc.nus.edu.sg), Nov 20 2001
STATUS
approved