A286912 - cp's OEIS frontend

A286912 Array read by antidiagonals: T(m,n) = number of edge covers in the grid graph P_m X P_n.

n	a(n)
1	0
2	1
3	1
4	1
5	7
6	1
7	2
8	43
9	43
10	2
11	3
12	277
13	969
14	277
15	3
16	5
17	1777
18	23663
19	23663
20	1777
21	5
22	8
23	11407
24	571099
25	2180738
26	571099
27	11407
28	8
29	13
30	73219
31	13807469
32	198906617
33	198906617
34	13807469
35	73219
36	13
37	21
38	469981
39	333735575
40	18169793971
41	68534828391
42	18169793971
43	333735575
44	469981
45	21

[0, 1, 1, 1, 7, 1, 2, 43, 43, 2, 3, 277, 969, 277, 3, 5, 1777, 23663, 23663, 1777, 5, 8, 11407, 571099, 2180738, 571099, 11407, 8, 13, 73219, 13807469, 198906617, 198906617, 13807469, 73219, 13, 21, 469981, 333735575, 18169793971, 68534828391, 18169793971, 333735575, 469981, 21]

cp's OEIS Frontend

A286912 Array read by antidiagonals: T(m,n) = number of edge covers in the grid graph P_m X P_n.

Table of values

List of values