0,4
Index entries for sequences related to semigroups
Main diagonal of A058118.
Sequence in context: A005654 A121655 A007721 this_sequence A038392 A044045 A008989
Adjacent sequences: A058119 A058120 A058121 this_sequence A058123 A058124 A058125
nonn,hard
Christian G. Bower (bowerc(AT)usa.net), Nov 10 2000
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