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

Author

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

Keywords

• nonn
• fini
• full

Links

• 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.