A362384 Number of nonisomorphic magmas with n elements satisfying the equation x(yz) = xz.

1, 1, 4, 12, 81, 934, 23703, 1219177

Offset

0,3

Links

Table of n, a(n) for n=0..7.

Crossrefs

Cf. A001329 (magmas), A279644 (labeled case), A362385.

Sequence in context: A351736 A010370 A197852 * A305334 A205337 A359047

Adjacent sequences: A362381 A362382 A362383 * A362385 A362386 A362387

Keyword

nonn,more

Author

Andrew Howroyd, Apr 24 2023

Status

approved