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Numbers that are lunar products of exactly 3 lunar primes.
3

%I #10 Aug 06 2014 17:20:06

%S 1119,1129,1139,1149,1159,1169,1179,1189,1190,1191,1192,1193,1194,

%T 1195,1196,1197,1198,1199,1229,1239,1249,1259,1269,1279,1289,1290,

%U 1291,1292,1293,1294,1295,1296,1297,1298,1299,1339,1349,1359,1369,1379,1389,1390

%N Numbers that are lunar products of exactly 3 lunar primes.

%C A subsequence of A087984.

%H N. J. A. Sloane, <a href="/A134211/b134211.txt">Table of n, a(n) for n = 1..1140</a> [These are the distinct products of three two-digit primes]

%H 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]

%Y Cf. A087097, A087984, A133626.

%K nonn

%O 1,1

%A _N. J. A. Sloane_, Aug 14 2010