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A270579 The number of sets of parallel planes into which the planes defined in A270578 fall. 1
13, 145, 1237, 4813, 19225, 42901, 119725, 233065, 475609 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,1

LINKS

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

EXAMPLE

The 20 planes defined by the points of the 2 X 2 X 2 grid fall into 13 families of parallel planes: 3 parallel to the faces, 4 perpendicular to the space diagonals and 6 which are the planes defined by an edge and its opposite edge. So a(2)=13.

CROSSREFS

Cf. A222267, A270578.

Sequence in context: A065411 A354466 A038492 * A297223 A199023 A152585

Adjacent sequences:  A270576 A270577 A270578 * A270580 A270581 A270582

KEYWORD

nonn

AUTHOR

Clive Tooth, Mar 19 2016

STATUS

approved

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Last modified July 2 01:56 EDT 2022. Contains 354984 sequences. (Running on oeis4.)