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A171796
Numbers of rank 9 in the poset of lunar numbers.
7
10, 11, 101, 112, 120, 121, 122, 200, 210, 211, 220, 221, 222, 1001, 1011, 1020, 1101, 1113, 1123, 1130, 1131, 1132, 1133, 1212, 1223, 1230, 1231, 1232, 1233, 1300, 1310, 1311, 1320, 1321, 1322, 1330, 1331, 1332, 1333, 2010, 2020, 2120
OFFSET
1,1
LINKS
David Applegate and N. J. A. Sloane, Table of n, a(n) for n = 1..494
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]
KEYWORD
nonn,base
AUTHOR
STATUS
approved