Abstract
We show that, on average, the number of octahedral newforms of prime level is bounded by a constant.
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Bhargava, M., Ghate, E. On the average number of octahedral newforms of prime level. Math. Ann. 344, 749–768 (2009). https://doi.org/10.1007/s00208-008-0322-4
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DOI: https://doi.org/10.1007/s00208-008-0322-4