A167260 - cp's OEIS frontend

A167260 T(n,m) = Number of ways to partition an nXm grid into 4 connected equal-area regions.

n	a(n)
1	0
2	0
3	0
4	0
5	1
6	0
7	1
8	0
9	0
10	1
11	0
12	5
13	0
14	5
15	0
16	0
17	0
18	23
19	23
20	0
21	0
22	0
23	11
24	0
25	117
26	0
27	11
28	0
29	1
30	0
31	0
32	501
33	501
34	0
35	0
36	1
37	0
38	25
39	0
40	2369
41	0
42	2369
43	0
44	25
45	0
46	0
47	0
48	1038
49	9525
50	0
51	0
52	9525
53	1038
54	0
55	0
56	0
57	45
58	0
59	39731
60	0
61	442791
62	0
63	39731
64	0
65	45
66	0
67	1
68	0
69	0
70	145415
71	1596459
72	0
73	0
74	1596459

[0, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0, 5, 0, 5, 0, 0, 0, 23, 23, 0, 0, 0, 11, 0, 117, 0, 11, 0, 1, 0, 0, 501, 501, 0, 0, 1, 0, 25, 0, 2369, 0, 2369, 0, 25, 0, 0, 0, 1038, 9525, 0, 0, 9525, 1038, 0, 0, 0, 45, 0, 39731, 0, 442791, 0, 39731, 0, 45, 0, 1, 0, 0, 145415, 1596459, 0, 0, 1596459]

cp's OEIS Frontend

A167260 T(n,m) = Number of ways to partition an nXm grid into 4 connected equal-area regions.

Table of values

List of values