A024357 - OEIS

A024357 as a simple table

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

[3,4,5,5,7,8,9,11,12,12,13,13,15,15,16,17,17,19, 20,20,21,21,23,24,24,25,25,27,28,28,29,29,31,32, 33,33,35,35,36,36,37,37,39,39,40,40,41,41,43,44, 44,45,45,47,48,48,49,51,51,52,52,53,53,55,55,56, 56,57]

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

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

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