A113218 - cp's OEIS frontend

A113218 Lexicographically earliest permutation of the natural numbers with alternating parities of digital roots in decimal representation.

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	11
11	10
12	13
13	12
14	15
15	14
16	17
17	16
18	20
19	18
20	22
21	19
22	24
23	21
24	26
25	23
26	29
27	25
28	31
29	27
30	33
31	28
32	35
33	30
34	38
35	32
36	40
37	34
38	42
39	36
40	44
41	37
42	47
43	39
44	49
45	41
46	51
47	43
48	53
49	45
50	56
51	46
52	58
53	48
54	60
55	50
56	62
57	52
58	65
59	54
60	67
61	55
62	69
63	57
64	71
65	59
66	74
67	61
68	76
69	63
70	78
71	64
72	80

[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 10, 13, 12, 15, 14, 17, 16, 20, 18, 22, 19, 24, 21, 26, 23, 29, 25, 31, 27, 33, 28, 35, 30, 38, 32, 40, 34, 42, 36, 44, 37, 47, 39, 49, 41, 51, 43, 53, 45, 56, 46, 58, 48, 60, 50, 62, 52, 65, 54, 67, 55, 69, 57, 71, 59, 74, 61, 76, 63, 78, 64, 80]

cp's OEIS Frontend

A113218 Lexicographically earliest permutation of the natural numbers with alternating parities of digital roots in decimal representation.

Table of values

List of values

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	11
11	10
12	13
13	12
14	15
15	14
16	17
17	16
18	20
19	18
20	22
21	19
22	24
23	21
24	26
25	23
26	29
27	25
28	31
29	27
30	33
31	28
32	35
33	30
34	38
35	32
36	40
37	34
38	42
39	36
40	44
41	37
42	47
43	39
44	49
45	41
46	51
47	43
48	53
49	45
50	56
51	46
52	58
53	48
54	60
55	50
56	62
57	52
58	65
59	54
60	67
61	55
62	69
63	57
64	71
65	59
66	74
67	61
68	76
69	63
70	78
71	64
72	80

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	11
11	10
12	13
13	12
14	15
15	14
16	17
17	16
18	20
19	18
20	22
21	19
22	24
23	21
24	26
25	23
26	29
27	25
28	31
29	27
30	33
31	28
32	35
33	30
34	38
35	32
36	40
37	34
38	42
39	36
40	44
41	37
42	47
43	39
44	49
45	41
46	51
47	43
48	53
49	45
50	56
51	46
52	58
53	48
54	60
55	50
56	62
57	52
58	65
59	54
60	67
61	55
62	69
63	57
64	71
65	59
66	74
67	61
68	76
69	63
70	78
71	64
72	80

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	11
11	10
12	13
13	12
14	15
15	14
16	17
17	16
18	20
19	18
20	22
21	19
22	24
23	21
24	26
25	23
26	29
27	25
28	31
29	27
30	33
31	28
32	35
33	30
34	38
35	32
36	40
37	34
38	42
39	36
40	44
41	37
42	47
43	39
44	49
45	41
46	51
47	43
48	53
49	45
50	56
51	46
52	58
53	48
54	60
55	50
56	62
57	52
58	65
59	54
60	67
61	55
62	69
63	57
64	71
65	59
66	74
67	61
68	76
69	63
70	78
71	64
72	80