A253553 - cp's OEIS frontend

A253553 a(1) = 1; for n>1, if A241917(n) = 0 [i.e., n is a term of A070003], a(n) = A052126(n), otherwise a(n) = A252462(n).

n	a(n)
1	1
2	1
3	2
4	2
5	3
6	4
7	5
8	4
9	3
10	6
11	7
12	8
13	11
14	10
15	9
16	8
17	13
18	6
19	17
20	12
21	15
22	14
23	19
24	16
25	5
26	22
27	9
28	20
29	23
30	18
31	29
32	16
33	21
34	26
35	25
36	12
37	31
38	34
39	33
40	24
41	37
42	30
43	41
44	28
45	27
46	38
47	43
48	32
49	7
50	10
51	39
52	44
53	47
54	18
55	35
56	40
57	51
58	46
59	53
60	36
61	59
62	58
63	45
64	32
65	55
66	42
67	61
68	52
69	57
70	50
71	67
72	24
73	71
74	62
75	15
76	68
77	49
78	66
79	73
80	48
81	27

[1, 1, 2, 2, 3, 4, 5, 4, 3, 6, 7, 8, 11, 10, 9, 8, 13, 6, 17, 12, 15, 14, 19, 16, 5, 22, 9, 20, 23, 18, 29, 16, 21, 26, 25, 12, 31, 34, 33, 24, 37, 30, 41, 28, 27, 38, 43, 32, 7, 10, 39, 44, 47, 18, 35, 40, 51, 46, 53, 36, 59, 58, 45, 32, 55, 42, 61, 52, 57, 50, 67, 24, 71, 62, 15, 68, 49, 66, 73, 48, 27]

cp's OEIS Frontend

A253553 a(1) = 1; for n>1, if A241917(n) = 0 [i.e., n is a term of A070003], a(n) = A052126(n), otherwise a(n) = A252462(n).

Table of values

List of values

n	a(n)
1	1
2	1
3	2
4	2
5	3
6	4
7	5
8	4
9	3
10	6
11	7
12	8
13	11
14	10
15	9
16	8
17	13
18	6
19	17
20	12
21	15
22	14
23	19
24	16
25	5
26	22
27	9
28	20
29	23
30	18
31	29
32	16
33	21
34	26
35	25
36	12
37	31
38	34
39	33
40	24
41	37
42	30
43	41
44	28
45	27
46	38
47	43
48	32
49	7
50	10
51	39
52	44
53	47
54	18
55	35
56	40
57	51
58	46
59	53
60	36
61	59
62	58
63	45
64	32
65	55
66	42
67	61
68	52
69	57
70	50
71	67
72	24
73	71
74	62
75	15
76	68
77	49
78	66
79	73
80	48
81	27

n	a(n)
1	1
2	1
3	2
4	2
5	3
6	4
7	5
8	4
9	3
10	6
11	7
12	8
13	11
14	10
15	9
16	8
17	13
18	6
19	17
20	12
21	15
22	14
23	19
24	16
25	5
26	22
27	9
28	20
29	23
30	18
31	29
32	16
33	21
34	26
35	25
36	12
37	31
38	34
39	33
40	24
41	37
42	30
43	41
44	28
45	27
46	38
47	43
48	32
49	7
50	10
51	39
52	44
53	47
54	18
55	35
56	40
57	51
58	46
59	53
60	36
61	59
62	58
63	45
64	32
65	55
66	42
67	61
68	52
69	57
70	50
71	67
72	24
73	71
74	62
75	15
76	68
77	49
78	66
79	73
80	48
81	27

n	a(n)
1	1
2	1
3	2
4	2
5	3
6	4
7	5
8	4
9	3
10	6
11	7
12	8
13	11
14	10
15	9
16	8
17	13
18	6
19	17
20	12
21	15
22	14
23	19
24	16
25	5
26	22
27	9
28	20
29	23
30	18
31	29
32	16
33	21
34	26
35	25
36	12
37	31
38	34
39	33
40	24
41	37
42	30
43	41
44	28
45	27
46	38
47	43
48	32
49	7
50	10
51	39
52	44
53	47
54	18
55	35
56	40
57	51
58	46
59	53
60	36
61	59
62	58
63	45
64	32
65	55
66	42
67	61
68	52
69	57
70	50
71	67
72	24
73	71
74	62
75	15
76	68
77	49
78	66
79	73
80	48
81	27