A345986 Numbers k > 0 such that the k-th power of the Dedekind eta-function is lacunary.

2, 4, 6, 8, 10, 14, 26

Offset

1,1

Links

Table of n, a(n) for n=1..7.

S. Krishnamoorthy and T. Dalal, On the vanishing of coefficients of eta^26, arXiv:2411.14990 [math.NT], 2024.

J.-P. Serre, Sur la lacunarité des puissances de eta, Glasgow Math. Journal, 27 (1985), 203-221.

Crossrefs

Cf. A007706.

Sequence in context: A305703 A177867 A338738 * A226809 A161562 A333019

Adjacent sequences: A345983 A345984 A345985 * A345987 A345988 A345989

Keyword

nonn,fini,full

Author

Simon Plouffe and N. J. A. Sloane, Jul 10 2021, following a suggestion from Francis Sanchez.

Status

approved