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A171143 Primes in lunar arithmetic in base 7 written in base 10. 3
13, 20, 27, 34, 41, 42, 43, 44, 45, 46, 47, 48, 55, 104, 111, 153, 160, 167, 202, 209, 216, 223, 251, 258, 265, 272, 279, 295, 296, 297, 298, 299, 300, 303, 304, 305, 306, 307, 311, 312, 313, 314, 319, 320, 321, 327, 328, 335, 349, 356, 363, 370, 377, 384, 386 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..55.

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]

Index entries for sequences related to dismal (or lunar) arithmetic

CROSSREFS

Sequence in context: A098956 A302390 A014158 * A058016 A096277 A164475

Adjacent sequences:  A171140 A171141 A171142 * A171144 A171145 A171146

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane, Sep 30 2010

STATUS

approved

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Last modified November 14 22:17 EST 2019. Contains 329134 sequences. (Running on oeis4.)