A002963 - cp's OEIS frontend

A002963 Number of chisel strokes required for Roman numerals for n.

n	a(n)
1	1
2	2
3	3
4	3
5	2
6	3
7	4
8	5
9	3
10	2
11	3
12	4
13	5
14	5
15	4
16	5
17	6
18	7
19	5
20	4
21	5
22	6
23	7
24	7
25	6
26	7
27	8
28	9
29	7
30	6
31	7
32	8
33	9
34	9
35	8
36	9
37	10
38	11
39	9
40	4
41	5
42	6
43	7
44	7
45	6
46	7
47	8
48	9
49	7
50	2
51	3
52	4
53	5
54	5
55	4
56	5
57	6
58	7
59	5
60	4
61	5
62	6
63	7
64	7
65	6
66	7
67	8
68	9
69	7
70	6
71	7
72	8
73	9
74	9
75	8
76	9
77	10
78	11
79	9
80	8
81	9
82	10
83	11
84	11
85	10
86	11
87	12
88	13
89	11
90	4
91	5
92	6
93	7
94	7
95	6
96	7
97	8
98	9
99	7
100	2
101	3
102	4

[1, 2, 3, 3, 2, 3, 4, 5, 3, 2, 3, 4, 5, 5, 4, 5, 6, 7, 5, 4, 5, 6, 7, 7, 6, 7, 8, 9, 7, 6, 7, 8, 9, 9, 8, 9, 10, 11, 9, 4, 5, 6, 7, 7, 6, 7, 8, 9, 7, 2, 3, 4, 5, 5, 4, 5, 6, 7, 5, 4, 5, 6, 7, 7, 6, 7, 8, 9, 7, 6, 7, 8, 9, 9, 8, 9, 10, 11, 9, 8, 9, 10, 11, 11, 10, 11, 12, 13, 11, 4, 5, 6, 7, 7, 6, 7, 8, 9, 7, 2, 3, 4]

cp's OEIS Frontend

A002963 Number of chisel strokes required for Roman numerals for n.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	3
5	2
6	3
7	4
8	5
9	3
10	2
11	3
12	4
13	5
14	5
15	4
16	5
17	6
18	7
19	5
20	4
21	5
22	6
23	7
24	7
25	6
26	7
27	8
28	9
29	7
30	6
31	7
32	8
33	9
34	9
35	8
36	9
37	10
38	11
39	9
40	4
41	5
42	6
43	7
44	7
45	6
46	7
47	8
48	9
49	7
50	2
51	3
52	4
53	5
54	5
55	4
56	5
57	6
58	7
59	5
60	4
61	5
62	6
63	7
64	7
65	6
66	7
67	8
68	9
69	7
70	6
71	7
72	8
73	9
74	9
75	8
76	9
77	10
78	11
79	9
80	8
81	9
82	10
83	11
84	11
85	10
86	11
87	12
88	13
89	11
90	4
91	5
92	6
93	7
94	7
95	6
96	7
97	8
98	9
99	7
100	2
101	3
102	4

n	a(n)
1	1
2	2
3	3
4	3
5	2
6	3
7	4
8	5
9	3
10	2
11	3
12	4
13	5
14	5
15	4
16	5
17	6
18	7
19	5
20	4
21	5
22	6
23	7
24	7
25	6
26	7
27	8
28	9
29	7
30	6
31	7
32	8
33	9
34	9
35	8
36	9
37	10
38	11
39	9
40	4
41	5
42	6
43	7
44	7
45	6
46	7
47	8
48	9
49	7
50	2
51	3
52	4
53	5
54	5
55	4
56	5
57	6
58	7
59	5
60	4
61	5
62	6
63	7
64	7
65	6
66	7
67	8
68	9
69	7
70	6
71	7
72	8
73	9
74	9
75	8
76	9
77	10
78	11
79	9
80	8
81	9
82	10
83	11
84	11
85	10
86	11
87	12
88	13
89	11
90	4
91	5
92	6
93	7
94	7
95	6
96	7
97	8
98	9
99	7
100	2
101	3
102	4

n	a(n)
1	1
2	2
3	3
4	3
5	2
6	3
7	4
8	5
9	3
10	2
11	3
12	4
13	5
14	5
15	4
16	5
17	6
18	7
19	5
20	4
21	5
22	6
23	7
24	7
25	6
26	7
27	8
28	9
29	7
30	6
31	7
32	8
33	9
34	9
35	8
36	9
37	10
38	11
39	9
40	4
41	5
42	6
43	7
44	7
45	6
46	7
47	8
48	9
49	7
50	2
51	3
52	4
53	5
54	5
55	4
56	5
57	6
58	7
59	5
60	4
61	5
62	6
63	7
64	7
65	6
66	7
67	8
68	9
69	7
70	6
71	7
72	8
73	9
74	9
75	8
76	9
77	10
78	11
79	9
80	8
81	9
82	10
83	11
84	11
85	10
86	11
87	12
88	13
89	11
90	4
91	5
92	6
93	7
94	7
95	6
96	7
97	8
98	9
99	7
100	2
101	3
102	4