A136760 - cp's OEIS frontend

A136760 a(n) = leading digit of n! in base 9.

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

[1, 1, 2, 6, 2, 1, 8, 6, 6, 6, 6, 8, 1, 1, 2, 4, 8, 1, 3, 7, 1, 4, 1, 2, 7, 2, 6, 2, 7, 2, 8, 3, 1, 4, 1, 7, 3, 1, 6, 3, 1, 7, 3, 1, 1, 5, 3, 1, 1, 5, 3, 2, 1, 8, 5, 3, 2, 1, 1, 8, 6, 4, 3, 2, 2, 1, 1, 1, 1, 7, 6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 5, 5, 6, 7, 8, 1, 1, 1, 1, 2, 2]

cp's OEIS Frontend

A136760 a(n) = leading digit of n! in base 9.

Table of values

List of values

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

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

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