A031168 - OEIS

A031168 as a simple table

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

[15,16,18,22,20,24,24,24,24,24,28,24,26,28,26,26, 24,28,30,30,30,28,26,24,30,30,34,32,40,38,30,32, 30,34,30,30,34,30,30,26,32,42,36,36,36,40,30,28, 30,34,36,32,36,30,26,30,38,40,36,36,48,44,40,38, 40,42,36]

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

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

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