1,2

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

Sheppard, David A.; The factorial representation of balanced labeled graphs. Discrete Math. 15 (1976), no. 4, 379-388.

Sequence in context: A032362 A164143 A095007 this_sequence A085809 A073308 A058960

Adjacent sequences: A005191 A005192 A005193 this_sequence A005195 A005196 A005197

nonn

N. J. A. Sloane (njas(AT)research.att.com).