OFFSET
0,3
LINKS
D. Applegate, M. LeBrun and N. J. A. Sloane, Dismal Arithmetic [Note: we have now changed the name from "dismal arithmetic" to "lunar arithmetic" - the old name was too depressing]
CROSSREFS
KEYWORD
nonn,base
AUTHOR
N. J. A. Sloane, Oct 02 2010
STATUS
approved