A284516 - cp's OEIS frontend

A284516 Lexicographically earliest sequence of unique numbers such that for each digit "d" the gap to the nearest other digit "d" is equal to d.

n	a(n)
1	1
2	2
3	13
4	24
5	5
6	3
7	6
8	7
9	4
10	8
11	52
12	9
13	62
14	73
15	18
16	131
17	91
18	21
19	32
20	41
21	31
22	54
23	16
24	12
25	51
26	216
27	14
28	15
29	17
30	42
31	35
32	26
33	37
34	19
35	126
36	82
37	47
38	529
39	428
40	57
41	23
42	121
43	34
44	25
45	72
46	43
47	65
48	83
49	74
50	96
51	53
52	48
53	235
54	29
55	36
56	27
57	325
58	86
59	39
60	75
61	300
62	81
63	61
64	92
65	45
66	261
67	415
68	28
69	324
70	63
71	59
72	482
73	652
74	141
75	93
76	64
77	231
78	2161
79	38
80	49

[1, 2, 13, 24, 5, 3, 6, 7, 4, 8, 52, 9, 62, 73, 18, 131, 91, 21, 32, 41, 31, 54, 16, 12, 51, 216, 14, 15, 17, 42, 35, 26, 37, 19, 126, 82, 47, 529, 428, 57, 23, 121, 34, 25, 72, 43, 65, 83, 74, 96, 53, 48, 235, 29, 36, 27, 325, 86, 39, 75, 300, 81, 61, 92, 45, 261, 415, 28, 324, 63, 59, 482, 652, 141, 93, 64, 231, 2161, 38, 49]

cp's OEIS Frontend

A284516 Lexicographically earliest sequence of unique numbers such that for each digit "d" the gap to the nearest other digit "d" is equal to d.

Table of values

List of values