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Search: id:A037292
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%I A037292
%S A037292 1,2,2,55,2,4,2,801288,165,4,2,110,2,4,4
%N A037292 Number of nonassociative rings with n elements.
%C A037292 The standard definition of a ring requires that multiplication be associative, 
               so these are very nonstandard rings.
%C A037292 The rings need not contain a multiplicative unit.
%C A037292 This sequence may be multiplicative. - Mitch Harris, Apr 19 2005
%Y A037292 Cf. A027623.
%Y A037292 Sequence in context: A156467 A015167 A086204 this_sequence A028372 A130678 
               A156523
%Y A037292 Adjacent sequences: A037289 A037290 A037291 this_sequence A037293 A037294 
               A037295
%K A037292 nonn
%O A037292 1,2
%A A037292 Christian G. Bower (bowerc(AT)usa.net), Jun 15 1998. In fact more is 
               known:
%E A037292 1,2,2,55,2,4,2,801288,165,4,2,110,2,4,4,?,2,330,2,110,4,4,2,1602576

    
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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.


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