A345147 - cp's OEIS frontend

A345147 a(1)=1. If a(n) is a novel term, a(n+1) = A000005(a(n)). If a(n) is a repeat term, a(n+1) = a(n)+m, where m is the least prior term (which once used in this way is not used again).

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

[1, 1, 2, 2, 3, 2, 4, 3, 5, 2, 4, 6, 4, 7, 2, 5, 7, 11, 2, 6, 8, 4, 8, 12, 6, 11, 16, 5, 11, 16, 22, 4, 10, 4, 8, 12, 19, 2, 9, 3, 5, 8, 13, 2, 10, 12, 20, 6, 14, 4, 10, 14, 22, 31, 2, 12, 14, 24, 8, 18, 6, 14, 20, 31, 42, 8, 19, 27, 4, 16, 20, 32, 6, 18, 24, 36]

cp's OEIS Frontend

A345147 a(1)=1. If a(n) is a novel term, a(n+1) = A000005(a(n)). If a(n) is a repeat term, a(n+1) = a(n)+m, where m is the least prior term (which once used in this way is not used again).

Table of values

List of values

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

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

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