A383334 - cp's OEIS frontend

A383334 Square array read by antidiagonals: T(n,k) is the smallest positive weight of an n-tuple of nonnegative integers with a shortest vectorial addition chain of length k; n >= 1, k >= 0.

n	a(n)
1	1
2	2
3	1
4	3
5	2
6	1
7	5
8	3
9	2
10	1
11	7
12	4
13	3
14	2
15	1
16	11
17	6
18	4
19	3
20	2
21	1
22	19
23	8
24	5
25	4
26	3
27	2
28	1
29	29
30	12
31	7
32	5
33	4
34	3
35	2
36	1
37	47
38	20
39	9
40	6
41	5
42	4
43	3
44	2
45	1
46	71
47	29
48	13
49	8
50	6
51	5
52	4
53	3
54	2
55	1
56	127
57	44
58	20
59	10
60	7
61	6
62	5
63	4
64	3
65	2
66	1
67	191
68	70
69	30
70	14
71	9
72	7
73	6
74	5
75	4
76	3
77	2
78	1

[1, 2, 1, 3, 2, 1, 5, 3, 2, 1, 7, 4, 3, 2, 1, 11, 6, 4, 3, 2, 1, 19, 8, 5, 4, 3, 2, 1, 29, 12, 7, 5, 4, 3, 2, 1, 47, 20, 9, 6, 5, 4, 3, 2, 1, 71, 29, 13, 8, 6, 5, 4, 3, 2, 1, 127, 44, 20, 10, 7, 6, 5, 4, 3, 2, 1, 191, 70, 30, 14, 9, 7, 6, 5, 4, 3, 2, 1]

cp's OEIS Frontend

A383334 Square array read by antidiagonals: T(n,k) is the smallest positive weight of an n-tuple of nonnegative integers with a shortest vectorial addition chain of length k; n >= 1, k >= 0.

Table of values

List of values

n	a(n)
1	1
2	2
3	1
4	3
5	2
6	1
7	5
8	3
9	2
10	1
11	7
12	4
13	3
14	2
15	1
16	11
17	6
18	4
19	3
20	2
21	1
22	19
23	8
24	5
25	4
26	3
27	2
28	1
29	29
30	12
31	7
32	5
33	4
34	3
35	2
36	1
37	47
38	20
39	9
40	6
41	5
42	4
43	3
44	2
45	1
46	71
47	29
48	13
49	8
50	6
51	5
52	4
53	3
54	2
55	1
56	127
57	44
58	20
59	10
60	7
61	6
62	5
63	4
64	3
65	2
66	1
67	191
68	70
69	30
70	14
71	9
72	7
73	6
74	5
75	4
76	3
77	2
78	1

n	a(n)
1	1
2	2
3	1
4	3
5	2
6	1
7	5
8	3
9	2
10	1
11	7
12	4
13	3
14	2
15	1
16	11
17	6
18	4
19	3
20	2
21	1
22	19
23	8
24	5
25	4
26	3
27	2
28	1
29	29
30	12
31	7
32	5
33	4
34	3
35	2
36	1
37	47
38	20
39	9
40	6
41	5
42	4
43	3
44	2
45	1
46	71
47	29
48	13
49	8
50	6
51	5
52	4
53	3
54	2
55	1
56	127
57	44
58	20
59	10
60	7
61	6
62	5
63	4
64	3
65	2
66	1
67	191
68	70
69	30
70	14
71	9
72	7
73	6
74	5
75	4
76	3
77	2
78	1

n	a(n)
1	1
2	2
3	1
4	3
5	2
6	1
7	5
8	3
9	2
10	1
11	7
12	4
13	3
14	2
15	1
16	11
17	6
18	4
19	3
20	2
21	1
22	19
23	8
24	5
25	4
26	3
27	2
28	1
29	29
30	12
31	7
32	5
33	4
34	3
35	2
36	1
37	47
38	20
39	9
40	6
41	5
42	4
43	3
44	2
45	1
46	71
47	29
48	13
49	8
50	6
51	5
52	4
53	3
54	2
55	1
56	127
57	44
58	20
59	10
60	7
61	6
62	5
63	4
64	3
65	2
66	1
67	191
68	70
69	30
70	14
71	9
72	7
73	6
74	5
75	4
76	3
77	2
78	1