A333574 - cp's OEIS frontend

A333574 Number of Hamiltonian paths in the n X 2 grid graph which start at any of the n vertices on left side of the graph and terminate at any of the n vertices on the right side.

n	a(n)
1	1
2	2
3	4
4	6
5	10
6	14
7	20
8	26
9	34
10	42
11	52
12	62
13	74
14	86
15	100
16	114
17	130
18	146
19	164
20	182
21	202
22	222
23	244
24	266
25	290
26	314
27	340
28	366
29	394
30	422
31	452
32	482
33	514
34	546
35	580
36	614
37	650
38	686
39	724
40	762
41	802
42	842
43	884
44	926
45	970
46	1014
47	1060
48	1106
49	1154
50	1202
51	1252
52	1302
53	1354
54	1406
55	1460

[1, 2, 4, 6, 10, 14, 20, 26, 34, 42, 52, 62, 74, 86, 100, 114, 130, 146, 164, 182, 202, 222, 244, 266, 290, 314, 340, 366, 394, 422, 452, 482, 514, 546, 580, 614, 650, 686, 724, 762, 802, 842, 884, 926, 970, 1014, 1060, 1106, 1154, 1202, 1252, 1302, 1354, 1406, 1460]

cp's OEIS Frontend

A333574 Number of Hamiltonian paths in the n X 2 grid graph which start at any of the n vertices on left side of the graph and terminate at any of the n vertices on the right side.

Table of values

List of values