A171884 - cp's OEIS frontend

A171884 Lexicographically earliest injective nonnegative sequence a(n) satisfying |a(n+1) - a(n)| = n for all n.

n	a(n)
1	0
2	1
3	3
4	6
5	2
6	7
7	13
8	20
9	12
10	21
11	11
12	22
13	10
14	23
15	9
16	24
17	8
18	25
19	43
20	62
21	42
22	63
23	41
24	64
25	40
26	65
27	39
28	66
29	38
30	67
31	37
32	68
33	36
34	69
35	35
36	70
37	34
38	71
39	33
40	72
41	32
42	73
43	31
44	74
45	30
46	75
47	29
48	76
49	28
50	77
51	27
52	78
53	26
54	79
55	133
56	188
57	132
58	189
59	131
60	190
61	130
62	191
63	129
64	192
65	128
66	193
67	127
68	194

[0, 1, 3, 6, 2, 7, 13, 20, 12, 21, 11, 22, 10, 23, 9, 24, 8, 25, 43, 62, 42, 63, 41, 64, 40, 65, 39, 66, 38, 67, 37, 68, 36, 69, 35, 70, 34, 71, 33, 72, 32, 73, 31, 74, 30, 75, 29, 76, 28, 77, 27, 78, 26, 79, 133, 188, 132, 189, 131, 190, 130, 191, 129, 192, 128, 193, 127, 194]

cp's OEIS Frontend

A171884 Lexicographically earliest injective nonnegative sequence a(n) satisfying |a(n+1) - a(n)| = n for all n.

Table of values

List of values

n	a(n)
1	0
2	1
3	3
4	6
5	2
6	7
7	13
8	20
9	12
10	21
11	11
12	22
13	10
14	23
15	9
16	24
17	8
18	25
19	43
20	62
21	42
22	63
23	41
24	64
25	40
26	65
27	39
28	66
29	38
30	67
31	37
32	68
33	36
34	69
35	35
36	70
37	34
38	71
39	33
40	72
41	32
42	73
43	31
44	74
45	30
46	75
47	29
48	76
49	28
50	77
51	27
52	78
53	26
54	79
55	133
56	188
57	132
58	189
59	131
60	190
61	130
62	191
63	129
64	192
65	128
66	193
67	127
68	194

n	a(n)
1	0
2	1
3	3
4	6
5	2
6	7
7	13
8	20
9	12
10	21
11	11
12	22
13	10
14	23
15	9
16	24
17	8
18	25
19	43
20	62
21	42
22	63
23	41
24	64
25	40
26	65
27	39
28	66
29	38
30	67
31	37
32	68
33	36
34	69
35	35
36	70
37	34
38	71
39	33
40	72
41	32
42	73
43	31
44	74
45	30
46	75
47	29
48	76
49	28
50	77
51	27
52	78
53	26
54	79
55	133
56	188
57	132
58	189
59	131
60	190
61	130
62	191
63	129
64	192
65	128
66	193
67	127
68	194

n	a(n)
1	0
2	1
3	3
4	6
5	2
6	7
7	13
8	20
9	12
10	21
11	11
12	22
13	10
14	23
15	9
16	24
17	8
18	25
19	43
20	62
21	42
22	63
23	41
24	64
25	40
26	65
27	39
28	66
29	38
30	67
31	37
32	68
33	36
34	69
35	35
36	70
37	34
38	71
39	33
40	72
41	32
42	73
43	31
44	74
45	30
46	75
47	29
48	76
49	28
50	77
51	27
52	78
53	26
54	79
55	133
56	188
57	132
58	189
59	131
60	190
61	130
62	191
63	129
64	192
65	128
66	193
67	127
68	194