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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

User: Jaco van Zyl

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A383823 a(n) is the number of secondary GL(4) invariants contructed from n+3 distinct four component vectors.

Original entry on oeis.org

1, 5, 105, 4116, 232848, 16818516, 1447482465, 142174944340, 15484613937936, 1832516612010448, 232187445047217296, 31148053701600494400
Offset: 1

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Author

Jaco van Zyl, May 11 2025

Keywords

Comments

This number was evaluated by using the Molien-Weyl formula to compute the Hilbert series of the ring of invariants.

Links

  • Robert de Mello Koch, Animik Ghosh, and Hendrik J. R. Van Zyl, Bosonic Fortuity in Vector Models, arXiv:2504.14181 [hep-th], 2025. See p. 9; Journal of High Energy Physics 06 (2025) 246.

Crossrefs

Cf. A000891 (GL(2)), A382136 (GL(3)).

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