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A359619
Irregular table read by rows: T(n,k) is the number of k-gons, k>=1, after n iterations of constructing circles from all current vertices using only a compass, starting with one vertex. See the Comments.
5
0, 1, 0, 0, 2, 1, 0, 1, 16, 4, 0, 16, 2470, 3599, 902, 168, 14
OFFSET
1,5
COMMENTS
See A359569 and A359570 for further details and images.
FORMULA
Sum of row n = A359570(n);
EXAMPLE
The table begins:
0;
1;
0, 0, 2, 1;
0, 1, 16, 4;
0, 16, 2470, 3599, 902, 168, 14;
.
.
CROSSREFS
Cf. A359569 (vertices), A359570 (regions), A359571 (edges), A359258, A359061, A359009.
Sequence in context: A331278 A266632 A062154 * A334159 A326474 A266886
KEYWORD
nonn,more,hard,tabf
AUTHOR
Scott R. Shannon, Jan 07 2023
STATUS
approved