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A282746
Number of 2-(n,3,lambda_min) designs.
0
1, 1, 3077244, 1, 960, 242995846, 2, 80, 11084874829
OFFSET
6,3
COMMENTS
The corresponding values of lambda_min are 2, 1, 6, 1, 2, 2, 1, 1, 1.
LINKS
Gholamreza B. Khosrovshahi and Behruz Tayfeh-Rezaie, Classification of simple 2-(11, 3, 3) designs, Discrete Mathematics 309.3 (2009): 515-520.
CROSSREFS
Sequence in context: A183696 A104963 A190462 * A212854 A186551 A172606
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Mar 05 2017
STATUS
approved