3,1

C. S. Lorens, Invertible Boolean functions, IEEE Trans. Electron. Computers, EC-13 (1964), 529-541.

Sequence in context: A110904 A058832 A061163 this_sequence A045168 A119504 A020387

Adjacent sequences: A046853 A046854 A046855 this_sequence A046857 A046858 A046859

nonn,easy

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