A054450 - cp's OEIS frontend

A054450 Triangle of partial row sums of unsigned triangle A049310(n,m), n >= m >= 0 (Chebyshev S-polynomials).

n	a(n)
0	1
1	1
2	1
3	2
4	1
5	1
6	3
7	3
8	1
9	1
10	5
11	4
12	4
13	1
14	1
15	8
16	8
17	5
18	5
19	1
20	1
21	13
22	12
23	12
24	6
25	6
26	1
27	1
28	21
29	21
30	17
31	17
32	7
33	7
34	1
35	1
36	34
37	33
38	33
39	23
40	23
41	8
42	8
43	1
44	1
45	55
46	55
47	50
48	50
49	30
50	30
51	9
52	9
53	1
54	1
55	89
56	88
57	88
58	73
59	73
60	38
61	38
62	10
63	10
64	1
65	1
66	144
67	144
68	138
69	138
70	103
71	103
72	47
73	47
74	11
75	11
76	1
77	1

[1, 1, 1, 2, 1, 1, 3, 3, 1, 1, 5, 4, 4, 1, 1, 8, 8, 5, 5, 1, 1, 13, 12, 12, 6, 6, 1, 1, 21, 21, 17, 17, 7, 7, 1, 1, 34, 33, 33, 23, 23, 8, 8, 1, 1, 55, 55, 50, 50, 30, 30, 9, 9, 1, 1, 89, 88, 88, 73, 73, 38, 38, 10, 10, 1, 1, 144, 144, 138, 138, 103, 103, 47, 47, 11, 11, 1, 1]

cp's OEIS Frontend

A054450 Triangle of partial row sums of unsigned triangle A049310(n,m), n >= m >= 0 (Chebyshev S-polynomials).

Table of values

List of values

n	a(n)
0	1
1	1
2	1
3	2
4	1
5	1
6	3
7	3
8	1
9	1
10	5
11	4
12	4
13	1
14	1
15	8
16	8
17	5
18	5
19	1
20	1
21	13
22	12
23	12
24	6
25	6
26	1
27	1
28	21
29	21
30	17
31	17
32	7
33	7
34	1
35	1
36	34
37	33
38	33
39	23
40	23
41	8
42	8
43	1
44	1
45	55
46	55
47	50
48	50
49	30
50	30
51	9
52	9
53	1
54	1
55	89
56	88
57	88
58	73
59	73
60	38
61	38
62	10
63	10
64	1
65	1
66	144
67	144
68	138
69	138
70	103
71	103
72	47
73	47
74	11
75	11
76	1
77	1

n	a(n)
0	1
1	1
2	1
3	2
4	1
5	1
6	3
7	3
8	1
9	1
10	5
11	4
12	4
13	1
14	1
15	8
16	8
17	5
18	5
19	1
20	1
21	13
22	12
23	12
24	6
25	6
26	1
27	1
28	21
29	21
30	17
31	17
32	7
33	7
34	1
35	1
36	34
37	33
38	33
39	23
40	23
41	8
42	8
43	1
44	1
45	55
46	55
47	50
48	50
49	30
50	30
51	9
52	9
53	1
54	1
55	89
56	88
57	88
58	73
59	73
60	38
61	38
62	10
63	10
64	1
65	1
66	144
67	144
68	138
69	138
70	103
71	103
72	47
73	47
74	11
75	11
76	1
77	1

n	a(n)
0	1
1	1
2	1
3	2
4	1
5	1
6	3
7	3
8	1
9	1
10	5
11	4
12	4
13	1
14	1
15	8
16	8
17	5
18	5
19	1
20	1
21	13
22	12
23	12
24	6
25	6
26	1
27	1
28	21
29	21
30	17
31	17
32	7
33	7
34	1
35	1
36	34
37	33
38	33
39	23
40	23
41	8
42	8
43	1
44	1
45	55
46	55
47	50
48	50
49	30
50	30
51	9
52	9
53	1
54	1
55	89
56	88
57	88
58	73
59	73
60	38
61	38
62	10
63	10
64	1
65	1
66	144
67	144
68	138
69	138
70	103
71	103
72	47
73	47
74	11
75	11
76	1
77	1