A354406 Number of one-sided pseudo-polyarcs with n cells.

2, 53, 1354, 43573, 1472916, 51907977, 1877071666

Offset

1,1

Comments

As A354382, but with mirror-image figures counted as distinct.

Links

Table of n, a(n) for n=1..7.

Crossrefs

Cf. A354382, A057787, A353979.

Sequence in context: A356488 A109791 A265441 * A119777 A176943 A176946

Adjacent sequences: A354403 A354404 A354405 * A354407 A354408 A354409

Keyword

nonn,hard,more

Author

Aaron N. Siegel, May 25 2022

Status

approved