A265893 - cp's OEIS frontend

A265893 a(n) = A084558(n) - A230403(n); the length of factorial base representation of n without its trailing zeros.

n	a(n)
0	0
1	1
2	1
3	2
4	1
5	2
6	1
7	3
8	2
9	3
10	2
11	3
12	1
13	3
14	2
15	3
16	2
17	3
18	1
19	3
20	2
21	3
22	2
23	3
24	1
25	4
26	3
27	4
28	3
29	4
30	2
31	4
32	3
33	4
34	3
35	4
36	2
37	4
38	3
39	4
40	3
41	4
42	2
43	4
44	3
45	4
46	3
47	4
48	1
49	4
50	3
51	4
52	3
53	4
54	2
55	4
56	3
57	4
58	3
59	4
60	2
61	4
62	3
63	4
64	3
65	4
66	2
67	4
68	3
69	4
70	3
71	4
72	1
73	4
74	3
75	4
76	3
77	4
78	2
79	4
80	3
81	4
82	3
83	4
84	2
85	4
86	3
87	4
88	3
89	4
90	2
91	4
92	3
93	4
94	3
95	4
96	1
97	4
98	3
99	4
100	3
101	4
102	2
103	4
104	3
105	4
106	3
107	4
108	2
109	4
110	3
111	4
112	3
113	4
114	2
115	4
116	3
117	4
118	3
119	4
120	1

[0, 1, 1, 2, 1, 2, 1, 3, 2, 3, 2, 3, 1, 3, 2, 3, 2, 3, 1, 3, 2, 3, 2, 3, 1, 4, 3, 4, 3, 4, 2, 4, 3, 4, 3, 4, 2, 4, 3, 4, 3, 4, 2, 4, 3, 4, 3, 4, 1, 4, 3, 4, 3, 4, 2, 4, 3, 4, 3, 4, 2, 4, 3, 4, 3, 4, 2, 4, 3, 4, 3, 4, 1, 4, 3, 4, 3, 4, 2, 4, 3, 4, 3, 4, 2, 4, 3, 4, 3, 4, 2, 4, 3, 4, 3, 4, 1, 4, 3, 4, 3, 4, 2, 4, 3, 4, 3, 4, 2, 4, 3, 4, 3, 4, 2, 4, 3, 4, 3, 4, 1]

cp's OEIS Frontend

A265893 a(n) = A084558(n) - A230403(n); the length of factorial base representation of n without its trailing zeros.

Table of values

List of values

n	a(n)
0	0
1	1
2	1
3	2
4	1
5	2
6	1
7	3
8	2
9	3
10	2
11	3
12	1
13	3
14	2
15	3
16	2
17	3
18	1
19	3
20	2
21	3
22	2
23	3
24	1
25	4
26	3
27	4
28	3
29	4
30	2
31	4
32	3
33	4
34	3
35	4
36	2
37	4
38	3
39	4
40	3
41	4
42	2
43	4
44	3
45	4
46	3
47	4
48	1
49	4
50	3
51	4
52	3
53	4
54	2
55	4
56	3
57	4
58	3
59	4
60	2
61	4
62	3
63	4
64	3
65	4
66	2
67	4
68	3
69	4
70	3
71	4
72	1
73	4
74	3
75	4
76	3
77	4
78	2
79	4
80	3
81	4
82	3
83	4
84	2
85	4
86	3
87	4
88	3
89	4
90	2
91	4
92	3
93	4
94	3
95	4
96	1
97	4
98	3
99	4
100	3
101	4
102	2
103	4
104	3
105	4
106	3
107	4
108	2
109	4
110	3
111	4
112	3
113	4
114	2
115	4
116	3
117	4
118	3
119	4
120	1

n	a(n)
0	0
1	1
2	1
3	2
4	1
5	2
6	1
7	3
8	2
9	3
10	2
11	3
12	1
13	3
14	2
15	3
16	2
17	3
18	1
19	3
20	2
21	3
22	2
23	3
24	1
25	4
26	3
27	4
28	3
29	4
30	2
31	4
32	3
33	4
34	3
35	4
36	2
37	4
38	3
39	4
40	3
41	4
42	2
43	4
44	3
45	4
46	3
47	4
48	1
49	4
50	3
51	4
52	3
53	4
54	2
55	4
56	3
57	4
58	3
59	4
60	2
61	4
62	3
63	4
64	3
65	4
66	2
67	4
68	3
69	4
70	3
71	4
72	1
73	4
74	3
75	4
76	3
77	4
78	2
79	4
80	3
81	4
82	3
83	4
84	2
85	4
86	3
87	4
88	3
89	4
90	2
91	4
92	3
93	4
94	3
95	4
96	1
97	4
98	3
99	4
100	3
101	4
102	2
103	4
104	3
105	4
106	3
107	4
108	2
109	4
110	3
111	4
112	3
113	4
114	2
115	4
116	3
117	4
118	3
119	4
120	1

n	a(n)
0	0
1	1
2	1
3	2
4	1
5	2
6	1
7	3
8	2
9	3
10	2
11	3
12	1
13	3
14	2
15	3
16	2
17	3
18	1
19	3
20	2
21	3
22	2
23	3
24	1
25	4
26	3
27	4
28	3
29	4
30	2
31	4
32	3
33	4
34	3
35	4
36	2
37	4
38	3
39	4
40	3
41	4
42	2
43	4
44	3
45	4
46	3
47	4
48	1
49	4
50	3
51	4
52	3
53	4
54	2
55	4
56	3
57	4
58	3
59	4
60	2
61	4
62	3
63	4
64	3
65	4
66	2
67	4
68	3
69	4
70	3
71	4
72	1
73	4
74	3
75	4
76	3
77	4
78	2
79	4
80	3
81	4
82	3
83	4
84	2
85	4
86	3
87	4
88	3
89	4
90	2
91	4
92	3
93	4
94	3
95	4
96	1
97	4
98	3
99	4
100	3
101	4
102	2
103	4
104	3
105	4
106	3
107	4
108	2
109	4
110	3
111	4
112	3
113	4
114	2
115	4
116	3
117	4
118	3
119	4
120	1