A371967 - cp's OEIS frontend

A371967 Irregular triangle T(r,w) read by rows: number of ways of placing w non-attacking wazirs on a 3 X r board.

n	a(n)
0	1
1	1
2	3
3	1
4	1
5	6
6	8
7	2
8	1
9	9
10	24
11	22
12	6
13	1
14	1
15	12
16	49
17	84
18	61
19	18
20	2
21	1
22	15
23	83
24	215
25	276
26	174
27	53
28	9
29	1
30	1
31	18
32	126
33	442
34	840
35	880
36	504
37	158
38	28
39	2
40	1
41	21
42	178
43	792
44	2023
45	3063
46	2763
47	1478
48	472
49	93
50	12
51	1
52	1
53	24
54	239
55	1292
56	4176
57	8406
58	10692
59	8604
60	4374
61	1416
62	297
63	38
64	2
65	1
66	27
67	309

[1, 1, 3, 1, 1, 6, 8, 2, 1, 9, 24, 22, 6, 1, 1, 12, 49, 84, 61, 18, 2, 1, 15, 83, 215, 276, 174, 53, 9, 1, 1, 18, 126, 442, 840, 880, 504, 158, 28, 2, 1, 21, 178, 792, 2023, 3063, 2763, 1478, 472, 93, 12, 1, 1, 24, 239, 1292, 4176, 8406, 10692, 8604, 4374, 1416, 297, 38, 2, 1, 27, 309]

cp's OEIS Frontend

A371967 Irregular triangle T(r,w) read by rows: number of ways of placing w non-attacking wazirs on a 3 X r board.

Table of values

List of values