A343403 - cp's OEIS frontend

A343403 Numbers k such that the product of the digits of k is not the product of digits of any earlier term in the sequence.

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	9
11	25
12	26
13	27
14	28
15	29
16	35
17	37
18	38
19	39
20	45
21	47
22	48
23	49
24	55
25	56
26	57
27	58
28	59
29	67
30	68
31	69
32	77
33	78
34	79
35	88
36	89
37	99
38	255
39	256
40	257
41	258
42	259
43	267
44	268
45	269
46	277
47	278
48	279
49	288
50	289
51	299
52	355
53	357
54	358
55	359
56	377
57	378
58	379
59	388
60	389
61	399
62	455

[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 25, 26, 27, 28, 29, 35, 37, 38, 39, 45, 47, 48, 49, 55, 56, 57, 58, 59, 67, 68, 69, 77, 78, 79, 88, 89, 99, 255, 256, 257, 258, 259, 267, 268, 269, 277, 278, 279, 288, 289, 299, 355, 357, 358, 359, 377, 378, 379, 388, 389, 399, 455]

cp's OEIS Frontend

A343403 Numbers k such that the product of the digits of k is not the product of digits of any earlier term in the sequence.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	9
11	25
12	26
13	27
14	28
15	29
16	35
17	37
18	38
19	39
20	45
21	47
22	48
23	49
24	55
25	56
26	57
27	58
28	59
29	67
30	68
31	69
32	77
33	78
34	79
35	88
36	89
37	99
38	255
39	256
40	257
41	258
42	259
43	267
44	268
45	269
46	277
47	278
48	279
49	288
50	289
51	299
52	355
53	357
54	358
55	359
56	377
57	378
58	379
59	388
60	389
61	399
62	455

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	9
11	25
12	26
13	27
14	28
15	29
16	35
17	37
18	38
19	39
20	45
21	47
22	48
23	49
24	55
25	56
26	57
27	58
28	59
29	67
30	68
31	69
32	77
33	78
34	79
35	88
36	89
37	99
38	255
39	256
40	257
41	258
42	259
43	267
44	268
45	269
46	277
47	278
48	279
49	288
50	289
51	299
52	355
53	357
54	358
55	359
56	377
57	378
58	379
59	388
60	389
61	399
62	455

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	9
11	25
12	26
13	27
14	28
15	29
16	35
17	37
18	38
19	39
20	45
21	47
22	48
23	49
24	55
25	56
26	57
27	58
28	59
29	67
30	68
31	69
32	77
33	78
34	79
35	88
36	89
37	99
38	255
39	256
40	257
41	258
42	259
43	267
44	268
45	269
46	277
47	278
48	279
49	288
50	289
51	299
52	355
53	357
54	358
55	359
56	377
57	378
58	379
59	388
60	389
61	399
62	455