A368591 - cp's OEIS frontend

A368591 The sequence is both a succession of triples of monotonically increasing numbers and a succession of triples of monotonically increasing digits. This is the lexicographically earliest such sequence starting with a(1) = 0 formed by distinct number-triples.

n	a(n)
1	0
2	1
3	2
4	0
5	1
6	3
7	0
8	1
9	4
10	0
11	1
12	5
13	0
14	1
15	6
16	0
17	1
18	7
19	0
20	1
21	8
22	0
23	1
24	9
25	0
26	2
27	3
28	0
29	2
30	4
31	0
32	2
33	5
34	0
35	2
36	6
37	0
38	2
39	7
40	0
41	2
42	8
43	0
44	2
45	9
46	0
47	3
48	4
49	0
50	3
51	5
52	0
53	3
54	6
55	0
56	3
57	7
58	0
59	3
60	8
61	0
62	3
63	9
64	0
65	4
66	5
67	0
68	4
69	6
70	0
71	4
72	7
73	0
74	4
75	8
76	0
77	4
78	9
79	0
80	5
81	6
82	0
83	5
84	7
85	0
86	5
87	8
88	0
89	5
90	9
91	0

[0, 1, 2, 0, 1, 3, 0, 1, 4, 0, 1, 5, 0, 1, 6, 0, 1, 7, 0, 1, 8, 0, 1, 9, 0, 2, 3, 0, 2, 4, 0, 2, 5, 0, 2, 6, 0, 2, 7, 0, 2, 8, 0, 2, 9, 0, 3, 4, 0, 3, 5, 0, 3, 6, 0, 3, 7, 0, 3, 8, 0, 3, 9, 0, 4, 5, 0, 4, 6, 0, 4, 7, 0, 4, 8, 0, 4, 9, 0, 5, 6, 0, 5, 7, 0, 5, 8, 0, 5, 9, 0]

cp's OEIS Frontend

A368591 The sequence is both a succession of triples of monotonically increasing numbers and a succession of triples of monotonically increasing digits. This is the lexicographically earliest such sequence starting with a(1) = 0 formed by distinct number-triples.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	0
5	1
6	3
7	0
8	1
9	4
10	0
11	1
12	5
13	0
14	1
15	6
16	0
17	1
18	7
19	0
20	1
21	8
22	0
23	1
24	9
25	0
26	2
27	3
28	0
29	2
30	4
31	0
32	2
33	5
34	0
35	2
36	6
37	0
38	2
39	7
40	0
41	2
42	8
43	0
44	2
45	9
46	0
47	3
48	4
49	0
50	3
51	5
52	0
53	3
54	6
55	0
56	3
57	7
58	0
59	3
60	8
61	0
62	3
63	9
64	0
65	4
66	5
67	0
68	4
69	6
70	0
71	4
72	7
73	0
74	4
75	8
76	0
77	4
78	9
79	0
80	5
81	6
82	0
83	5
84	7
85	0
86	5
87	8
88	0
89	5
90	9
91	0

n	a(n)
1	0
2	1
3	2
4	0
5	1
6	3
7	0
8	1
9	4
10	0
11	1
12	5
13	0
14	1
15	6
16	0
17	1
18	7
19	0
20	1
21	8
22	0
23	1
24	9
25	0
26	2
27	3
28	0
29	2
30	4
31	0
32	2
33	5
34	0
35	2
36	6
37	0
38	2
39	7
40	0
41	2
42	8
43	0
44	2
45	9
46	0
47	3
48	4
49	0
50	3
51	5
52	0
53	3
54	6
55	0
56	3
57	7
58	0
59	3
60	8
61	0
62	3
63	9
64	0
65	4
66	5
67	0
68	4
69	6
70	0
71	4
72	7
73	0
74	4
75	8
76	0
77	4
78	9
79	0
80	5
81	6
82	0
83	5
84	7
85	0
86	5
87	8
88	0
89	5
90	9
91	0

n	a(n)
1	0
2	1
3	2
4	0
5	1
6	3
7	0
8	1
9	4
10	0
11	1
12	5
13	0
14	1
15	6
16	0
17	1
18	7
19	0
20	1
21	8
22	0
23	1
24	9
25	0
26	2
27	3
28	0
29	2
30	4
31	0
32	2
33	5
34	0
35	2
36	6
37	0
38	2
39	7
40	0
41	2
42	8
43	0
44	2
45	9
46	0
47	3
48	4
49	0
50	3
51	5
52	0
53	3
54	6
55	0
56	3
57	7
58	0
59	3
60	8
61	0
62	3
63	9
64	0
65	4
66	5
67	0
68	4
69	6
70	0
71	4
72	7
73	0
74	4
75	8
76	0
77	4
78	9
79	0
80	5
81	6
82	0
83	5
84	7
85	0
86	5
87	8
88	0
89	5
90	9
91	0