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A058151
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Triangle: Number of asymmetric self-converse monoids of order n with k idempotents.
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0
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1, 1, 1, 0, 3, 1, 0, 6, 6, 1, 0, 12, 25, 15, 2, 0, 62, 105, 104, 45, 6, 0, 676, 562, 658, 457, 168, 24, 0
(list; table; graph; refs; listen; history; internal format)
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OFFSET
| 1,5
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LINKS
| Index entries for sequences related to monoids
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EXAMPLE
| 1; 1,1; 0,3,1; 0,6,6,1; 0,12,25,15,2; ...
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CROSSREFS
| Row sums give A058135.
Sequence in context: A004590 A206294 A058150 * A137651 A058152 A058140
Adjacent sequences: A058148 A058149 A058150 * A058152 A058153 A058154
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KEYWORD
| nonn,tabl,more
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AUTHOR
| Christian G. Bower (bowerc(AT)usa.net), Nov 14 2000
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