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Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!) A088600 Number of simple loops with n elements: loops with no real substructure, every subset which is closed under the operation is either {E} or the whole set. 0 1, 1, 1, 1, 2, 24, 8437, 48615649 (list; graph; refs; listen; history; text; internal format) OFFSET 1,5 LINKS Table of n, a(n) for n=1..8. Index entries for sequences related to quasigroups CROSSREFS Sequence in context: A342573 A203465 A055462 * A066120 A152687 A062716 Adjacent sequences: A088597 A088598 A088599 * A088601 A088602 A088603 KEYWORD nonn,more AUTHOR Juergen Buntrock (jubu(AT)eule.in-berlin.de), Nov 17 2003 STATUS approved

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Last modified July 18 18:59 EDT 2024. Contains 374388 sequences. (Running on oeis4.)