A058178 - OEIS

%I #5 Mar 30 2012 17:37:12

%S 1,0,1,0,1,0,1,1,0,1,3,6,2,1,1,16,34,14,11,4,2,858,1453,854,500,174,

%T 38,6

%N Triangle: Self-converse quasigroups of order n with k idempotents.

%H <a href="/index/Qua#quasigroups">Index entries for sequences related to quasigroups</a>

%e 1; 0,1; 0,1,0; 1,1,0,1; 3,6,2,1,1; ...

%Y Row sums give A057993.

%K nonn,tabl,more

%O 0,11

%A _Christian G. Bower_, Nov 20 2000