OFFSET
1,2
LINKS
D. Applegate, C program for lunar arithmetic and number theory [Note: we have now changed the name from "dismal arithmetic" to "lunar arithmetic" - the old name was too depressing]
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,easy
AUTHOR
Marc LeBrun and N. J. A. Sloane, Oct 19 2003
EXTENSIONS
More terms from David Applegate, Nov 07 2003
STATUS
approved