1,4

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

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

S. Muroga, Threshold Logic and Its Applications. Wiley, NY, 1971, p. 38, Table 2.3.2. - Row 10.

S. Muroga and I. Toda, Lower bound on the number of threshold functions, IEEE Trans. Electron. Computers, 17 (1968), 805-806.

Sequence in context: A099023 A000657 A001623 this_sequence A113096 A135078 A107766

Adjacent sequences: A002074 A002075 A002076 this_sequence A002078 A002079 A002080

nonn

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