A257128 - cp's OEIS frontend

A257128 a(n) = the smallest number k such that A227362(k) = A009995(n).

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	9
11	10
12	20
13	12
14	30
15	13
16	23
17	40
18	14
19	24
20	34
21	50
22	15
23	25
24	35
25	45
26	60
27	16
28	26
29	36
30	46
31	56
32	70
33	17
34	27
35	37
36	47
37	57
38	67
39	80
40	18
41	28
42	38
43	48
44	58
45	68
46	78
47	90
48	19
49	29
50	39
51	49
52	59
53	69
54	79
55	89
56	102
57	103
58	203
59	123
60	104
61	204
62	124
63	304
64	134
65	234

[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 20, 12, 30, 13, 23, 40, 14, 24, 34, 50, 15, 25, 35, 45, 60, 16, 26, 36, 46, 56, 70, 17, 27, 37, 47, 57, 67, 80, 18, 28, 38, 48, 58, 68, 78, 90, 19, 29, 39, 49, 59, 69, 79, 89, 102, 103, 203, 123, 104, 204, 124, 304, 134, 234]

cp's OEIS Frontend

A257128 a(n) = the smallest number k such that A227362(k) = A009995(n).

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	10
12	20
13	12
14	30
15	13
16	23
17	40
18	14
19	24
20	34
21	50
22	15
23	25
24	35
25	45
26	60
27	16
28	26
29	36
30	46
31	56
32	70
33	17
34	27
35	37
36	47
37	57
38	67
39	80
40	18
41	28
42	38
43	48
44	58
45	68
46	78
47	90
48	19
49	29
50	39
51	49
52	59
53	69
54	79
55	89
56	102
57	103
58	203
59	123
60	104
61	204
62	124
63	304
64	134
65	234

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	9
11	10
12	20
13	12
14	30
15	13
16	23
17	40
18	14
19	24
20	34
21	50
22	15
23	25
24	35
25	45
26	60
27	16
28	26
29	36
30	46
31	56
32	70
33	17
34	27
35	37
36	47
37	57
38	67
39	80
40	18
41	28
42	38
43	48
44	58
45	68
46	78
47	90
48	19
49	29
50	39
51	49
52	59
53	69
54	79
55	89
56	102
57	103
58	203
59	123
60	104
61	204
62	124
63	304
64	134
65	234

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	9
11	10
12	20
13	12
14	30
15	13
16	23
17	40
18	14
19	24
20	34
21	50
22	15
23	25
24	35
25	45
26	60
27	16
28	26
29	36
30	46
31	56
32	70
33	17
34	27
35	37
36	47
37	57
38	67
39	80
40	18
41	28
42	38
43	48
44	58
45	68
46	78
47	90
48	19
49	29
50	39
51	49
52	59
53	69
54	79
55	89
56	102
57	103
58	203
59	123
60	104
61	204
62	124
63	304
64	134
65	234