A121701 - OEIS

A121701 as a simple table

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

[1,1,2,3,4,2,5,3,6,4,7,8,9,5,10,11,12,6,13,14,15, 7,16,8,17,9,18,19,20,10,21,11,22,12,23,24,25,13, 26,14,27,15,28,29,30,16,31,32,33,17,34,35,36,18, 37,19,38,20,39,40,41,21,42,43,44,22,45,46,47,23, 48,24,49,25,50]

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

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

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