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A171818
Lunar product 2 X n in base 10.
0
0, 1, 2, 2, 2, 2, 2, 2, 2, 2, 10, 11, 12, 12, 12, 12, 12, 12, 12, 12, 20, 21, 22, 22, 22, 22, 22, 22, 22, 22, 20, 21, 22, 22, 22, 22, 22, 22, 22, 22, 20, 21, 22, 22, 22, 22, 22, 22, 22, 22, 20, 21, 22, 22, 22, 22, 22, 22, 22, 22, 20, 21, 22, 22, 22, 22, 22, 22, 22, 22, 20, 21, 22, 22, 22
OFFSET
0,3
LINKS
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
Cf. A162672.
Sequence in context: A123627 A330487 A339169 * A248777 A175101 A001991
KEYWORD
nonn,base
AUTHOR
N. J. A. Sloane, Oct 15 2010
STATUS
approved