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A171592 a(n) = 0+1+2+...+n in lunar arithmetic in base 6 written in base 10. 0

%I #10 Aug 06 2014 16:12:50

%S 0,1,2,3,4,5,11,11,11,11,11,11,17,17,17,17,17,17,23,23,23,23,23,23,29,

%T 29,29,29,29,29,35,35,35,35,35,35,71,71,71,71,71,71,71,71,71,71,71,71,

%U 71,71,71,71,71,71,71,71,71,71,71,71,71,71,71,71,71,71,71,71,71,71,71

%N a(n) = 0+1+2+...+n in lunar arithmetic in base 6 written in base 10.

%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>

%K nonn,base

%O 0,3

%A _N. J. A. Sloane_, Oct 02 2010

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Last modified April 24 09:42 EDT 2024. Contains 371935 sequences. (Running on oeis4.)