OFFSET
1,1
COMMENTS
A number n is a lunar pseudoprime if it has no lunar divisors with length in the range 2, 3, ..., len(n)-1.
So the present sequence consists of the numbers which do have a lunar divisor of length in the range 2, 3, ..., len(n)-1.
Computed using David Applegate's programs.
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]
EXAMPLE
100 = 10*10.
CROSSREFS
KEYWORD
nonn,base
AUTHOR
N. J. A. Sloane, Aug 15 2010
STATUS
approved