1,2

J. Eckhoff, Der Satz von Radon in konvexen Productstrukturen II, Monat. f. Math., 73 (1969), 7-30.

N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).

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

Sequence in context: A117222 A081172 A030032 this_sequence A065053 A078715 A166874

Adjacent sequences: A002658 A002659 A002660 this_sequence A002662 A002663 A002664

nonn,more

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