Included in accordance with OEIS policy of including published but erroneous sequences, to serve as pointers to the correct versions.
M. A. Sainte-Laguë, Les Réseaux (ou Graphes), Mémorial des Sciences Mathématiques, Fasc. 18, Gauthier-Villars, Paris, 1926, p. 41.
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
Table of n, a(n) for n=1..10.
Sequence in context: A052814 A192401 A151445 * A195645 A000136 A013989
Adjacent sequences: A213426 A213427 A213428 * A213430 A213431 A213432
N. J. A. Sloane, Jun 11 2012