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A144175 Numbers of rank 2 in the poset of lunar numbers. 7

%I #21 Aug 06 2014 16:14:23

%S 7,18,28,38,48,58,68,78,80,81,82,83,84,85,86,87,88,108,119,129,139,

%T 149,159,169,179,189,190,191,192,193,194,195,196,197,198,199,208,218,

%U 229,239,249,259,269,279,289,290,291,292,293,294,295,296,297

%N Numbers of rank 2 in the poset of lunar numbers.

%H David Applegate and N. J. A. Sloane, <a href="/A144175/b144175.txt">Table of n, a(n) for n = 1..23290</a>

%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]

%H <a href="/index/Di#dismal">Index entries for sequences related to dismal (or lunar) arithmetic</a>

%Y Cf. A087097, A133626, A161813, A144171, A144175, A171786, A171787, A171788, A171789, A171794, A171795, A171796, A191752, A191753.

%K nonn,base

%O 1,1

%A _David Applegate_, _Marc LeBrun_ and _N. J. A. Sloane_, Aug 25 2010, corrected Oct 14 2010

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Last modified April 16 14:17 EDT 2024. Contains 371740 sequences. (Running on oeis4.)