OFFSET
1,2
LINKS
Andrew Howroyd, Table of n, a(n) for n = 1..153
Eric Weisstein's World of Mathematics, Grid Graph
Eric Weisstein's World of Mathematics, Minimal Dominating Set
EXAMPLE
Table begins:
===============================================================
m\n| 1 2 3 4 5 6 7 8
---|-----------------------------------------------------------
1 | 1 2 2 4 4 7 9 13...
2 | 2 6 7 18 39 75 155 310...
3 | 2 7 16 53 154 436 1268 3660...
4 | 4 18 53 306 1167 4939 21313 88161...
5 | 4 39 154 1167 6958 40931 254754 1519544...
6 | 7 75 436 4939 40931 349178 3118754 26797630...
7 | 9 155 1268 21313 254754 3118754 40307167 497709474...
8 | 13 310 3660 88161 1519544 26797630 497709474 8863408138...
...
KEYWORD
nonn,tabl
AUTHOR
Andrew Howroyd, Aug 01 2017
STATUS
approved