A051801 - cp's OEIS frontend

A051801 Product of the nonzero digits of n.

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

[1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 2, 2, 4, 6, 8, 10, 12, 14, 16, 18, 3, 3, 6, 9, 12, 15, 18, 21, 24, 27, 4, 4, 8, 12, 16, 20, 24, 28, 32, 36, 5, 5, 10, 15, 20, 25, 30, 35, 40, 45, 6, 6, 12, 18, 24, 30, 36, 42, 48, 54, 7, 7, 14, 21]

cp's OEIS Frontend

A051801 Product of the nonzero digits of n.

Table of values

List of values

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

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

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