3,1

J.-C. Bermond, Graceful graphs, radio antennae and French windmills, pp. 18-37 of R. J. Wilson, editor, Graph Theory and Combinatorics. Pitman, London, 1978.

Sequence in context: A004129 A171662 A004137 this_sequence A004131 A171514 A032782

Adjacent sequences: A080057 A080058 A080059 this_sequence A080061 A080062 A080063

dead