A083489 - cp's OEIS frontend

A083489 Triangle read by rows where the n-th row gives the reverse-lexicographically earliest sequence of n distinct integers > 1 whose product equals the smallest possible square (=A081456(n)).

n	a(n)
1	4
2	2
3	8
4	2
5	3
6	6
7	2
8	3
9	4
10	6
11	2
12	3
13	4
14	6
15	9
16	2
17	3
18	5
19	6
20	8
21	10
22	2
23	3
24	4
25	5
26	6
27	8
28	10
29	2
30	3
31	4
32	5
33	6
34	8
35	9
36	10
37	2
38	3
39	4
40	5
41	6
42	7
43	9
44	10
45	14
46	2
47	3
48	4
49	5
50	7
51	8
52	9
53	10
54	12
55	14
56	2
57	3
58	4
59	5
60	6
61	7
62	8
63	9
64	12
65	14
66	15
67	2
68	3
69	4
70	5
71	6
72	7
73	8
74	9
75	12
76	14
77	15
78	16
79	2
80	3
81	4
82	6
83	7
84	8
85	9
86	10
87	12
88	14
89	15
90	16
91	18
92	2

[4, 2, 8, 2, 3, 6, 2, 3, 4, 6, 2, 3, 4, 6, 9, 2, 3, 5, 6, 8, 10, 2, 3, 4, 5, 6, 8, 10, 2, 3, 4, 5, 6, 8, 9, 10, 2, 3, 4, 5, 6, 7, 9, 10, 14, 2, 3, 4, 5, 7, 8, 9, 10, 12, 14, 2, 3, 4, 5, 6, 7, 8, 9, 12, 14, 15, 2, 3, 4, 5, 6, 7, 8, 9, 12, 14, 15, 16, 2, 3, 4, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 2]

cp's OEIS Frontend

A083489 Triangle read by rows where the n-th row gives the reverse-lexicographically earliest sequence of n distinct integers > 1 whose product equals the smallest possible square (=A081456(n)).

Table of values

List of values

n	a(n)
1	4
2	2
3	8
4	2
5	3
6	6
7	2
8	3
9	4
10	6
11	2
12	3
13	4
14	6
15	9
16	2
17	3
18	5
19	6
20	8
21	10
22	2
23	3
24	4
25	5
26	6
27	8
28	10
29	2
30	3
31	4
32	5
33	6
34	8
35	9
36	10
37	2
38	3
39	4
40	5
41	6
42	7
43	9
44	10
45	14
46	2
47	3
48	4
49	5
50	7
51	8
52	9
53	10
54	12
55	14
56	2
57	3
58	4
59	5
60	6
61	7
62	8
63	9
64	12
65	14
66	15
67	2
68	3
69	4
70	5
71	6
72	7
73	8
74	9
75	12
76	14
77	15
78	16
79	2
80	3
81	4
82	6
83	7
84	8
85	9
86	10
87	12
88	14
89	15
90	16
91	18
92	2

n	a(n)
1	4
2	2
3	8
4	2
5	3
6	6
7	2
8	3
9	4
10	6
11	2
12	3
13	4
14	6
15	9
16	2
17	3
18	5
19	6
20	8
21	10
22	2
23	3
24	4
25	5
26	6
27	8
28	10
29	2
30	3
31	4
32	5
33	6
34	8
35	9
36	10
37	2
38	3
39	4
40	5
41	6
42	7
43	9
44	10
45	14
46	2
47	3
48	4
49	5
50	7
51	8
52	9
53	10
54	12
55	14
56	2
57	3
58	4
59	5
60	6
61	7
62	8
63	9
64	12
65	14
66	15
67	2
68	3
69	4
70	5
71	6
72	7
73	8
74	9
75	12
76	14
77	15
78	16
79	2
80	3
81	4
82	6
83	7
84	8
85	9
86	10
87	12
88	14
89	15
90	16
91	18
92	2

n	a(n)
1	4
2	2
3	8
4	2
5	3
6	6
7	2
8	3
9	4
10	6
11	2
12	3
13	4
14	6
15	9
16	2
17	3
18	5
19	6
20	8
21	10
22	2
23	3
24	4
25	5
26	6
27	8
28	10
29	2
30	3
31	4
32	5
33	6
34	8
35	9
36	10
37	2
38	3
39	4
40	5
41	6
42	7
43	9
44	10
45	14
46	2
47	3
48	4
49	5
50	7
51	8
52	9
53	10
54	12
55	14
56	2
57	3
58	4
59	5
60	6
61	7
62	8
63	9
64	12
65	14
66	15
67	2
68	3
69	4
70	5
71	6
72	7
73	8
74	9
75	12
76	14
77	15
78	16
79	2
80	3
81	4
82	6
83	7
84	8
85	9
86	10
87	12
88	14
89	15
90	16
91	18
92	2