OFFSET
2,5
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
base,nonn,more
AUTHOR
N. J. A. Sloane, Jun 01 2011
STATUS
approved