A231261 Number of (n+1)X(6+1) 0..2 arrays with no element unequal to a strict majority of its horizontal and antidiagonal neighbors, with values 0..2 introduced in row major order.
23, 557, 21894, 866396, 34170727, 1350570015, 53369789699, 2108712981800, 83318930054700, 3292096503338981, 130077252787397712, 5139609041198810834, 203076105223297844491, 8023938109223922493851, 317041646252827399145319
Offset: 1
Keywords
Examples
Some solutions for n=3 ..0..0..1..1..1..1..1....0..0..0..0..0..0..0....0..0..0..0..0..1..1 ..0..1..1..1..1..1..1....1..1..1..1..1..0..1....0..2..2..0..1..1..0 ..1..1..2..2..2..1..1....1..1..1..1..0..1..1....2..2..0..2..2..0..0 ..2..2..2..2..2..2..2....1..1..1..0..0..0..0....0..0..2..2..2..2..2
Links
- R. H. Hardin, Table of n, a(n) for n = 1..210
- R. H. Hardin, Empirical recurrence of order 67
Formula
Empirical recurrence of order 67 (see link above)
Comments