A343140 Number of submonoids of the monoid of maps from an n-element set to itself.

1, 6, 699

Offset

1,2

Links

Table of n, a(n) for n=1..3.

M. Behrisch, Counting and enumerating transformation monoids, 103rd Workshop on General Algebra (Estonia, 2023).

Jannik Hess, Automorphism groups of monoids acting on number fields, Bachelor Thesis, 2019.

Crossrefs

Sequence in context: A159620 A125535 A364688 * A116298 A112637 A289366

Adjacent sequences: A343137 A343138 A343139 * A343141 A343142 A343143

Keyword

bref,hard,nonn,more

Author

Max Alekseyev, Jan 27 2022

Status

approved