A376449 - cp's OEIS frontend

A376449 Smallest sum of addition chain for n.

n	a(n)
1	0
2	1
3	3
4	3
5	6
6	6
7	10
8	7
9	12
10	11
11	17
12	12
13	19
14	17
15	21
16	15
17	24
18	21
19	29
20	21
21	31
22	28
23	34
24	24
25	36
26	32
27	39
28	31
29	46
30	36
31	48
32	31
33	48
34	41
35	52
36	39
37	56
38	48
39	58
40	41
41	62
42	52
43	64
44	50
45	66
46	57
47	74
48	48
49	73
50	61
51	75
52	58
53	82
54	66
55	83
56	59
57	86
58	75
59	90
60	66
61	93
62	79
63	94
64	63
65	96
66	81
67	101
68	75
69	103
70	87
71	112
72	75
73	112
74	93
75	111

[0, 1, 3, 3, 6, 6, 10, 7, 12, 11, 17, 12, 19, 17, 21, 15, 24, 21, 29, 21, 31, 28, 34, 24, 36, 32, 39, 31, 46, 36, 48, 31, 48, 41, 52, 39, 56, 48, 58, 41, 62, 52, 64, 50, 66, 57, 74, 48, 73, 61, 75, 58, 82, 66, 83, 59, 86, 75, 90, 66, 93, 79, 94, 63, 96, 81, 101, 75, 103, 87, 112, 75, 112, 93, 111]

cp's OEIS Frontend

A376449 Smallest sum of addition chain for n.

Table of values

List of values

n	a(n)
1	0
2	1
3	3
4	3
5	6
6	6
7	10
8	7
9	12
10	11
11	17
12	12
13	19
14	17
15	21
16	15
17	24
18	21
19	29
20	21
21	31
22	28
23	34
24	24
25	36
26	32
27	39
28	31
29	46
30	36
31	48
32	31
33	48
34	41
35	52
36	39
37	56
38	48
39	58
40	41
41	62
42	52
43	64
44	50
45	66
46	57
47	74
48	48
49	73
50	61
51	75
52	58
53	82
54	66
55	83
56	59
57	86
58	75
59	90
60	66
61	93
62	79
63	94
64	63
65	96
66	81
67	101
68	75
69	103
70	87
71	112
72	75
73	112
74	93
75	111

n	a(n)
1	0
2	1
3	3
4	3
5	6
6	6
7	10
8	7
9	12
10	11
11	17
12	12
13	19
14	17
15	21
16	15
17	24
18	21
19	29
20	21
21	31
22	28
23	34
24	24
25	36
26	32
27	39
28	31
29	46
30	36
31	48
32	31
33	48
34	41
35	52
36	39
37	56
38	48
39	58
40	41
41	62
42	52
43	64
44	50
45	66
46	57
47	74
48	48
49	73
50	61
51	75
52	58
53	82
54	66
55	83
56	59
57	86
58	75
59	90
60	66
61	93
62	79
63	94
64	63
65	96
66	81
67	101
68	75
69	103
70	87
71	112
72	75
73	112
74	93
75	111

n	a(n)
1	0
2	1
3	3
4	3
5	6
6	6
7	10
8	7
9	12
10	11
11	17
12	12
13	19
14	17
15	21
16	15
17	24
18	21
19	29
20	21
21	31
22	28
23	34
24	24
25	36
26	32
27	39
28	31
29	46
30	36
31	48
32	31
33	48
34	41
35	52
36	39
37	56
38	48
39	58
40	41
41	62
42	52
43	64
44	50
45	66
46	57
47	74
48	48
49	73
50	61
51	75
52	58
53	82
54	66
55	83
56	59
57	86
58	75
59	90
60	66
61	93
62	79
63	94
64	63
65	96
66	81
67	101
68	75
69	103
70	87
71	112
72	75
73	112
74	93
75	111