2,2

Table of n, a(n) for n=2..10.

Rene Marczinzik, Martin Rubey, Christian Stump, A combinatorial classification of 2-regular simple modules for Nakayama algebras, arXiv:1811.05846 [math.CO] (2018).

For n=3, the Kupisch series of such Nakayama algebras are given by [ 2, 2, 3 ], [ 2, 4, 3 ], [ 3, 4, 4 ], [ 3, 5, 4 ].

Sequence in context: A132894 A117917 A192431 * A161125 A027295 A208722

Adjacent sequences: A329250 A329251 A329252 * A329254 A329255 A329256

nonn,more

Rene Marczinzik, Nov 09 2019

approved