A110102 - cp's OEIS frontend

A110102 A triangle of coefficients based on A000931: a(n) = a(n - 2) + a(n - 3); t(n,m) := a(n - m + 1)*a(m + 1).

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

[1, 1, 1, 2, 1, 2, 2, 2, 2, 2, 3, 2, 4, 2, 3, 4, 3, 4, 4, 3, 4, 5, 4, 6, 4, 6, 4, 5, 7, 5, 8, 6, 6, 8, 5, 7, 9, 7, 10, 8, 9, 8, 10, 7, 9, 12, 9, 14, 10, 12, 12, 10, 14, 9, 12, 16, 12, 18, 14, 15, 16, 15, 14, 18, 12, 16]

cp's OEIS Frontend

A110102 A triangle of coefficients based on A000931: a(n) = a(n - 2) + a(n - 3); t(n,m) := a(n - m + 1)*a(m + 1).

Table of values

List of values

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

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

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