A338763 - cp's OEIS frontend

A338763 Let L_1 = (1, 2, ...); for any n > 0, let M_n = Min_{k > 0} L_n(k) + L_n(k+1) and K_n = Min_{ k | L_n(k) + L_n(k+1) = M_n }, L_{n+1} is obtained by replacing the two terms L_n(K_n) and L_n(K_n+1) by M_n in L_n; a(n) = M_n.

n	a(n)
1	3
2	6
3	9
4	13
5	15
6	17
7	21
8	25
9	28
10	29
11	33
12	37
13	38
14	41
15	45
16	49
17	53
18	54
19	57
20	61
21	65
22	66
23	69
24	70
25	73
26	77
27	81
28	85
29	86
30	89
31	93
32	97
33	101
34	102
35	105
36	109
37	113
38	117
39	118
40	120
41	121
42	125
43	129
44	133
45	134
46	137
47	141
48	145
49	149
50	150
51	153
52	156
53	157
54	161
55	165
56	166
57	169
58	173
59	177

[3, 6, 9, 13, 15, 17, 21, 25, 28, 29, 33, 37, 38, 41, 45, 49, 53, 54, 57, 61, 65, 66, 69, 70, 73, 77, 81, 85, 86, 89, 93, 97, 101, 102, 105, 109, 113, 117, 118, 120, 121, 125, 129, 133, 134, 137, 141, 145, 149, 150, 153, 156, 157, 161, 165, 166, 169, 173, 177]

cp's OEIS Frontend

A338763 Let L_1 = (1, 2, ...); for any n > 0, let M_n = Min_{k > 0} L_n(k) + L_n(k+1) and K_n = Min_{ k | L_n(k) + L_n(k+1) = M_n }, L_{n+1} is obtained by replacing the two terms L_n(K_n) and L_n(K_n+1) by M_n in L_n; a(n) = M_n.

Table of values

List of values

n	a(n)
1	3
2	6
3	9
4	13
5	15
6	17
7	21
8	25
9	28
10	29
11	33
12	37
13	38
14	41
15	45
16	49
17	53
18	54
19	57
20	61
21	65
22	66
23	69
24	70
25	73
26	77
27	81
28	85
29	86
30	89
31	93
32	97
33	101
34	102
35	105
36	109
37	113
38	117
39	118
40	120
41	121
42	125
43	129
44	133
45	134
46	137
47	141
48	145
49	149
50	150
51	153
52	156
53	157
54	161
55	165
56	166
57	169
58	173
59	177

n	a(n)
1	3
2	6
3	9
4	13
5	15
6	17
7	21
8	25
9	28
10	29
11	33
12	37
13	38
14	41
15	45
16	49
17	53
18	54
19	57
20	61
21	65
22	66
23	69
24	70
25	73
26	77
27	81
28	85
29	86
30	89
31	93
32	97
33	101
34	102
35	105
36	109
37	113
38	117
39	118
40	120
41	121
42	125
43	129
44	133
45	134
46	137
47	141
48	145
49	149
50	150
51	153
52	156
53	157
54	161
55	165
56	166
57	169
58	173
59	177

n	a(n)
1	3
2	6
3	9
4	13
5	15
6	17
7	21
8	25
9	28
10	29
11	33
12	37
13	38
14	41
15	45
16	49
17	53
18	54
19	57
20	61
21	65
22	66
23	69
24	70
25	73
26	77
27	81
28	85
29	86
30	89
31	93
32	97
33	101
34	102
35	105
36	109
37	113
38	117
39	118
40	120
41	121
42	125
43	129
44	133
45	134
46	137
47	141
48	145
49	149
50	150
51	153
52	156
53	157
54	161
55	165
56	166
57	169
58	173
59	177