A359181 Number of commutative BCK-algebras of order n up to isomorphism.

1, 2, 5, 11, 28, 72, 192, 515, 1426

Offset

2,2

Comments

a(2)-a(10) were generated using the model enumerator Mace4.

Links

Table of n, a(n) for n=2..10.

Y. H. Lin, Some properties on commutative BCK-algebras, Scientiae Mathematicae Japonicae, 55(1) (2002), 129-134.

MathStructures, Commutative BCK-algebras.

Crossrefs

Cf. A287141, A062980, A281270.

Sequence in context: A381216 A124016 A121398 * A000625 A202476 A210517

Adjacent sequences: A359178 A359179 A359180 * A359182 A359183 A359184

Keyword

nonn,hard,more

Author

Choiwah Chow, Dec 18 2022

Status

approved