Bibliographical noteFunding Information:
The authors would like to thank the technical staff at NCI and the University of Bristol ACRC for their invaluable support and advice. This mammoth computation would not have been possible without the allocation of machine hours on Raijin and Gadi via NCMAS, INTERSECT, and the UNSW Resource Allocation Scheme. We also wish to the thank the anonymous referee and the following colleagues who provided valuable feedback: Juan Arias de Reyna, Olivier Bordell?s, Keith Conrad, Jacques G?linas, Aleksander Ivi?, and Jesse?Thorner.
Author are supported by Australian RC Discovery Project DP160100932 and EPSRC Grant EP/K034383/1. The second author is also supported by Australian RC Future Fellowship FT160100094.
© 2021 The Authors. The publishing rights in this article are licensed to the London Mathematical Society under an exclusive licence.
Sadaf R Alam (Manager), Steven A Chapman (Manager), Polly E Eccleston (Other), Simon H Atack (Other) & D A G Williams (Manager)