A375100 - cp's OEIS frontend

A375100 Triangle read by rows: T(n,k) is the number of n-color compositions of n with k pairs of adjacent parts that are the same color.

n	a(n)
1	1
2	2
3	1
4	5
5	2
6	1
7	11
8	6
9	3
10	1
11	24
12	18
13	8
14	4
15	1
16	53
17	47
18	26
19	12
20	5
21	1
22	118
23	118
24	79
25	38
26	17
27	6
28	1
29	261
30	297
31	220
32	122
33	56
34	23
35	7
36	1
37	577
38	740
39	593
40	370
41	185
42	80
43	30
44	8
45	1
46	1276
47	1816
48	1583
49	1068
50	589
51	274
52	111
53	38
54	9
55	1
56	2823
57	4408
58	4166
59	3008
60	1795
61	908
62	395
63	150
64	47
65	10
66	1

[1, 2, 1, 5, 2, 1, 11, 6, 3, 1, 24, 18, 8, 4, 1, 53, 47, 26, 12, 5, 1, 118, 118, 79, 38, 17, 6, 1, 261, 297, 220, 122, 56, 23, 7, 1, 577, 740, 593, 370, 185, 80, 30, 8, 1, 1276, 1816, 1583, 1068, 589, 274, 111, 38, 9, 1, 2823, 4408, 4166, 3008, 1795, 908, 395, 150, 47, 10, 1]

cp's OEIS Frontend

A375100 Triangle read by rows: T(n,k) is the number of n-color compositions of n with k pairs of adjacent parts that are the same color.

Table of values

List of values