A359369 - cp's OEIS frontend

A359369 a(1) = 1. Thereafter a(n) = Sum_{j=1..n} {b(a(j)), where b(a(j)) = b(a(n))}, and b is A000120.

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

[1, 1, 2, 3, 2, 4, 5, 4, 6, 6, 8, 7, 3, 10, 12, 14, 6, 16, 8, 9, 18, 20, 22, 9, 24, 26, 12, 28, 15, 4, 10, 30, 8, 11, 18, 32, 12, 34, 36, 38, 21, 24, 40, 42, 27, 12, 44, 30, 16, 13, 33, 46, 20, 48, 50, 36, 52, 39, 24, 54, 28, 42, 45, 32, 14, 48, 56, 51, 36, 58, 40, 60, 44, 54, 48, 62, 5]

cp's OEIS Frontend

A359369 a(1) = 1. Thereafter a(n) = Sum_{j=1..n} {b(a(j)), where b(a(j)) = b(a(n))}, and b is A000120.

Table of values

List of values

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

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

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