A282166 - cp's OEIS frontend

A282166 a(n) is the minimal sum of a positive integer sequence of length n with no duplicate substrings of length greater than 1, and every number different from its neighbors.

n	a(n)
1	1
2	3
3	4
4	7
5	8
6	12
7	13
8	17
9	18
10	22
11	24
12	28
13	30
14	35
15	37
16	42
17	44
18	49
19	51
20	56
21	59
22	64
23	67
24	72
25	75
26	81
27	84
28	90
29	93
30	99
31	102
32	108
33	111
34	117
35	121
36	127
37	131
38	137
39	141
40	147
41	151
42	158
43	162
44	169
45	173
46	180
47	184
48	191
49	195
50	202
51	206
52	213
53	218
54	225
55	230
56	237
57	242
58	249
59	254
60	261
61	266
62	274
63	279
64	287
65	292
66	300
67	305
68	313
69	318
70	326
71	331
72	339
73	344
74	352
75	358
76	366
77	372
78	380
79	386
80	394

[1, 3, 4, 7, 8, 12, 13, 17, 18, 22, 24, 28, 30, 35, 37, 42, 44, 49, 51, 56, 59, 64, 67, 72, 75, 81, 84, 90, 93, 99, 102, 108, 111, 117, 121, 127, 131, 137, 141, 147, 151, 158, 162, 169, 173, 180, 184, 191, 195, 202, 206, 213, 218, 225, 230, 237, 242, 249, 254, 261, 266, 274, 279, 287, 292, 300, 305, 313, 318, 326, 331, 339, 344, 352, 358, 366, 372, 380, 386, 394]

cp's OEIS Frontend

A282166 a(n) is the minimal sum of a positive integer sequence of length n with no duplicate substrings of length greater than 1, and every number different from its neighbors.

Table of values

List of values

n	a(n)
1	1
2	3
3	4
4	7
5	8
6	12
7	13
8	17
9	18
10	22
11	24
12	28
13	30
14	35
15	37
16	42
17	44
18	49
19	51
20	56
21	59
22	64
23	67
24	72
25	75
26	81
27	84
28	90
29	93
30	99
31	102
32	108
33	111
34	117
35	121
36	127
37	131
38	137
39	141
40	147
41	151
42	158
43	162
44	169
45	173
46	180
47	184
48	191
49	195
50	202
51	206
52	213
53	218
54	225
55	230
56	237
57	242
58	249
59	254
60	261
61	266
62	274
63	279
64	287
65	292
66	300
67	305
68	313
69	318
70	326
71	331
72	339
73	344
74	352
75	358
76	366
77	372
78	380
79	386
80	394

n	a(n)
1	1
2	3
3	4
4	7
5	8
6	12
7	13
8	17
9	18
10	22
11	24
12	28
13	30
14	35
15	37
16	42
17	44
18	49
19	51
20	56
21	59
22	64
23	67
24	72
25	75
26	81
27	84
28	90
29	93
30	99
31	102
32	108
33	111
34	117
35	121
36	127
37	131
38	137
39	141
40	147
41	151
42	158
43	162
44	169
45	173
46	180
47	184
48	191
49	195
50	202
51	206
52	213
53	218
54	225
55	230
56	237
57	242
58	249
59	254
60	261
61	266
62	274
63	279
64	287
65	292
66	300
67	305
68	313
69	318
70	326
71	331
72	339
73	344
74	352
75	358
76	366
77	372
78	380
79	386
80	394

n	a(n)
1	1
2	3
3	4
4	7
5	8
6	12
7	13
8	17
9	18
10	22
11	24
12	28
13	30
14	35
15	37
16	42
17	44
18	49
19	51
20	56
21	59
22	64
23	67
24	72
25	75
26	81
27	84
28	90
29	93
30	99
31	102
32	108
33	111
34	117
35	121
36	127
37	131
38	137
39	141
40	147
41	151
42	158
43	162
44	169
45	173
46	180
47	184
48	191
49	195
50	202
51	206
52	213
53	218
54	225
55	230
56	237
57	242
58	249
59	254
60	261
61	266
62	274
63	279
64	287
65	292
66	300
67	305
68	313
69	318
70	326
71	331
72	339
73	344
74	352
75	358
76	366
77	372
78	380
79	386
80	394