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A033778 Product t2(q^d); d | 19, where t2 = theta2(q)/(2*q^(1/4)). 1
1, 1, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 2, 0, 1, 1, 0, 1, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 2, 0, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,56

COMMENTS

Also the number of positive odd solutions to equation x^2 + 19*y^2 = 8*n + 20. - Seiichi Manyama, May 29 2017

LINKS

Seiichi Manyama, Table of n, a(n) for n = 0..10000

CROSSREFS

Sequence in context: A025427 A245963 A291375 * A091586 A116377 A131964

Adjacent sequences:  A033775 A033776 A033777 * A033779 A033780 A033781

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

EXTENSIONS

More terms from Seiichi Manyama, May 23 2017

STATUS

approved

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Last modified June 24 13:17 EDT 2019. Contains 324325 sequences. (Running on oeis4.)