0,4
See reference for details.
W. R. Parry, A negative result on the representation of modular forms by theta series, J. Reine Angew. Math., 310 (1979), 151-170.
Sequence in context: A166926 A028573 A138758 * A126732 A028586 A072069
Adjacent sequences: A107498 A107499 A107500 * A107502 A107503 A107504
nonn
N. J. A. Sloane (njas(AT)research.att.com), May 28 2005