A349807 Number of cells in regular n-gon after 2 generations of mitosis.

1, 4, 21, 42, 190, 152, 802, 590, 2091, 948, 5461, 3066, 9361, 6096, 18225, 7344, 29356, 19580, 40720, 31042, 65459, 30168, 92926, 66794, 128386, 93884, 199869, 70170, 239755, 167232, 309937, 229568, 395256, 248904, 507160, 374946, 613003, 482280, 789948, 426468, 979154, 730048, 1129816

Offset

3,2

Comments

We would very much like to have a formula for a(n) similar to the Poonen-Rubinstein formula for column 1 of A350000 (cf. A007678).

Links

Table of n, a(n) for n=3..45.

Crossrefs

Cf. A349967 (vertices), A349968 (edges), A007678.

This is the k=2 column of the array A350000.

Sequence in context: A273443 A304467 A316284 * A273405 A273831 A273847

Adjacent sequences: A349804 A349805 A349806 * A349808 A349809 A349810

Keyword

nonn

Author

Scott R. Shannon and N. J. A. Sloane, Dec 06 2021

Status

approved