Group divisible designs with block size five: direct constructions

Abstract

We give direct constructions for 233 group divisible designs with block size five, mostly of type $g^u{m}^1$, $m>0$.

arXiv comment63 pages. This is intended as a supplement to 'Group divisible designs with block size five', Australas. J. Combin. 87 (2023), 1-11