A008130 - OEIS

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A008130 as a simple table

n	a(n)
0	0
1	0
2	0
3	1
4	2
5	2
6	4
7	6
8	6
9	9
10	12
11	12
12	16
13	20
14	20
15	25
16	30
17	30
18	36
19	42
20	42
21	49
22	56
23	56
24	64
25	72
26	72
27	81
28	90
29	90
30	100
31	110
32	110
33	121
34	132
35	132
36	144
37	156
38	156
39	169
40	182
41	182
42	196
43	210
44	210
45	225
46	240
47	240
48	256
49	272
50	272
51	289

[0,0,0,1,2,2,4,6,6,9,12,12,16,20,20,25,30,30,36, 42,42,49,56,56,64,72,72,81,90,90,100,110,110,121, 132,132,144,156,156,169,182,182,196,210,210,225, 240,240,256,272,272,289]

n	a(n)
0	0
1	0
2	0
3	1
4	2
5	2
6	4
7	6
8	6
9	9
10	12
11	12
12	16
13	20
14	20
15	25
16	30
17	30
18	36
19	42
20	42
21	49
22	56
23	56
24	64
25	72
26	72
27	81
28	90
29	90
30	100
31	110
32	110
33	121
34	132
35	132
36	144
37	156
38	156
39	169
40	182
41	182
42	196
43	210
44	210
45	225
46	240
47	240
48	256
49	272
50	272
51	289

n	a(n)
0	0
1	0
2	0
3	1
4	2
5	2
6	4
7	6
8	6
9	9
10	12
11	12
12	16
13	20
14	20
15	25
16	30
17	30
18	36
19	42
20	42
21	49
22	56
23	56
24	64
25	72
26	72
27	81
28	90
29	90
30	100
31	110
32	110
33	121
34	132
35	132
36	144
37	156
38	156
39	169
40	182
41	182
42	196
43	210
44	210
45	225
46	240
47	240
48	256
49	272
50	272
51	289

n	a(n)
0	0
1	0
2	0
3	1
4	2
5	2
6	4
7	6
8	6
9	9
10	12
11	12
12	16
13	20
14	20
15	25
16	30
17	30
18	36
19	42
20	42
21	49
22	56
23	56
24	64
25	72
26	72
27	81
28	90
29	90
30	100
31	110
32	110
33	121
34	132
35	132
36	144
37	156
38	156
39	169
40	182
41	182
42	196
43	210
44	210
45	225
46	240
47	240
48	256
49	272
50	272
51	289