A301807 - cp's OEIS frontend

A301807 Lexicographically first sequence of distinct integers whose concatenation of digits is the same as the concatenation of the digits of the absolute differences between consecutive terms.

n	a(n)
1	1
2	2
3	4
4	8
5	16
6	15
7	9
8	10
9	5
10	14
11	24
12	19
13	18
14	22
15	20
16	61
17	52
18	34
19	12
20	32
21	26
22	11
23	13
24	47
25	35
26	3
27	29
28	28
29	17
30	51
31	44
32	41
33	36
34	33
35	31
36	40
37	38
38	30
39	205
40	191
41	147
42	134
43	71
44	68
45	37
46	77
47	39
48	69
49	49
50	54
51	53
52	62
53	63
54	64
55	60
56	67
57	66
58	100
59	93
60	92
61	86
62	78
63	75
64	82
65	89
66	96
67	57
68	126
69	122
70	27
71	23
72	76
73	70
74	72
75	135
76	129
77	125
78	65
79	59
80	825

[1, 2, 4, 8, 16, 15, 9, 10, 5, 14, 24, 19, 18, 22, 20, 61, 52, 34, 12, 32, 26, 11, 13, 47, 35, 3, 29, 28, 17, 51, 44, 41, 36, 33, 31, 40, 38, 30, 205, 191, 147, 134, 71, 68, 37, 77, 39, 69, 49, 54, 53, 62, 63, 64, 60, 67, 66, 100, 93, 92, 86, 78, 75, 82, 89, 96, 57, 126, 122, 27, 23, 76, 70, 72, 135, 129, 125, 65, 59, 825]

cp's OEIS Frontend

A301807 Lexicographically first sequence of distinct integers whose concatenation of digits is the same as the concatenation of the digits of the absolute differences between consecutive terms.

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	8
5	16
6	15
7	9
8	10
9	5
10	14
11	24
12	19
13	18
14	22
15	20
16	61
17	52
18	34
19	12
20	32
21	26
22	11
23	13
24	47
25	35
26	3
27	29
28	28
29	17
30	51
31	44
32	41
33	36
34	33
35	31
36	40
37	38
38	30
39	205
40	191
41	147
42	134
43	71
44	68
45	37
46	77
47	39
48	69
49	49
50	54
51	53
52	62
53	63
54	64
55	60
56	67
57	66
58	100
59	93
60	92
61	86
62	78
63	75
64	82
65	89
66	96
67	57
68	126
69	122
70	27
71	23
72	76
73	70
74	72
75	135
76	129
77	125
78	65
79	59
80	825

n	a(n)
1	1
2	2
3	4
4	8
5	16
6	15
7	9
8	10
9	5
10	14
11	24
12	19
13	18
14	22
15	20
16	61
17	52
18	34
19	12
20	32
21	26
22	11
23	13
24	47
25	35
26	3
27	29
28	28
29	17
30	51
31	44
32	41
33	36
34	33
35	31
36	40
37	38
38	30
39	205
40	191
41	147
42	134
43	71
44	68
45	37
46	77
47	39
48	69
49	49
50	54
51	53
52	62
53	63
54	64
55	60
56	67
57	66
58	100
59	93
60	92
61	86
62	78
63	75
64	82
65	89
66	96
67	57
68	126
69	122
70	27
71	23
72	76
73	70
74	72
75	135
76	129
77	125
78	65
79	59
80	825

n	a(n)
1	1
2	2
3	4
4	8
5	16
6	15
7	9
8	10
9	5
10	14
11	24
12	19
13	18
14	22
15	20
16	61
17	52
18	34
19	12
20	32
21	26
22	11
23	13
24	47
25	35
26	3
27	29
28	28
29	17
30	51
31	44
32	41
33	36
34	33
35	31
36	40
37	38
38	30
39	205
40	191
41	147
42	134
43	71
44	68
45	37
46	77
47	39
48	69
49	49
50	54
51	53
52	62
53	63
54	64
55	60
56	67
57	66
58	100
59	93
60	92
61	86
62	78
63	75
64	82
65	89
66	96
67	57
68	126
69	122
70	27
71	23
72	76
73	70
74	72
75	135
76	129
77	125
78	65
79	59
80	825