A375130 Number of nonaligned dissections of a rectangle into n rectangles.

1, 1, 2, 7, 23, 119, 735, 5527, 46204, 423724

Offset

1,3

Comments

Among the dissections counted by A375129, this sequence counts only those without "alignments". See A375129 for the details.

References

J. P. Steadman, Architectural Morphology, Pion Limited, 1983. See Table 5.2 on p. 59.

Links

Table of n, a(n) for n=1..10.

Crossrefs

Cf. A049021, A340984, A342141, A375129, A375131, A375132.

Sequence in context: A000903 A049021 A345871 * A332802 A002494 A032264

Adjacent sequences: A375127 A375128 A375129 * A375131 A375132 A375133

Keyword

nonn,more

Author

Andrey Zabolotskiy, Jul 31 2024

Status

approved