Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Irregular primes to 163 million   We compute all irregular primes less than 163,577,356. For all of these
primes we verify that the Kummer-Vandiver conjecture holds and that the
lambda-invariant is equal to the index of irregularity.

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The categories of this paper are: hep-lat
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The categories of this paper are: acc-phys
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The categories of this paper are: hep-th
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The categories of this paper are: q-alg
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The categories of this paper are: hep-ex
36
The categories of this paper are: cmp-lg
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The categories of this paper are: plasm-ph
18
The categories of this paper are: econ
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The categories of this paper are: atom-ph
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The categories of this paper are: patt-sol
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The categories of this paper are: stat
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The categories of this paper are: chao-dyn
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The categories of this paper are: supr-con
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The categories of this paper are: nucl-th
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The categories of this paper are: bayes-an
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The categories of this paper are: funct-an