D. Applegate, <a href="/A087061/a087061.txt">C program for dismal lunar arithmetic and number theory</a> [Note: we have now changed the name from "dismal arithmetic" to "lunar arithmetic" - the old name was too depressing]
Numbers n such that the dismal lunar product of the distinct lunar prime divisors of n is >= n.
Numbers n such that the dismal product of the distinct dismal lunar prime divisors of n is >= n.
D. Applegate, <a href="/A087061/a087061.txt">C program for dismal arithmetic and number theory</a> [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, <a href="http://arxiv.org/abs/1107.1130">Dismal Arithmetic</a> [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, <a href="http://arxiv.org/abs/1107.1130">Dismal Arithmetic</a> [Note: we have now changed the name from "dismal arithmetic" to "lunar arithmetic" — the old name was too depressing]
<a href="/index/Di#dismal">Index entries for sequences related to dismal (or lunar) arithmetic</a>
_David Applegate (david(AT)research.att.com), _, Nov 11 2003
<a href="/Sindx_index/Di.html#dismal">Index entries for sequences related to dismal arithmetic</a>
proposed
approved