A226642 - cp's OEIS frontend

A226642 Number of ways to express 3/n as Egyptian fractions in just three terms; i.e., 3/n = 1/x + 1/y + 1/z satisfying 1<=x<=y<=z.

n	a(n)
1	1
2	3
3	3
4	6
5	10
6	10
7	9
8	20
9	21
10	21
11	16
12	28
13	11
14	33
15	36
16	31
17	24
18	57
19	11
20	68
21	42
22	35
23	23
24	70
25	37
26	51
27	79
28	76
29	30
30	96
31	17
32	65
33	62
34	50
35	138
36	160
37	18
38	51
39	59
40	142
41	34
42	136
43	24
44	140
45	196
46	46
47	32
48	128
49	43
50	98
51	73
52	111
53	46
54	211
55	111
56	192
57	80
58	63
59	46
60	292
61	24
62	81
63	245

[1, 3, 3, 6, 10, 10, 9, 20, 21, 21, 16, 28, 11, 33, 36, 31, 24, 57, 11, 68, 42, 35, 23, 70, 37, 51, 79, 76, 30, 96, 17, 65, 62, 50, 138, 160, 18, 51, 59, 142, 34, 136, 24, 140, 196, 46, 32, 128, 43, 98, 73, 111, 46, 211, 111, 192, 80, 63, 46, 292, 24, 81, 245]

cp's OEIS Frontend

A226642 Number of ways to express 3/n as Egyptian fractions in just three terms; i.e., 3/n = 1/x + 1/y + 1/z satisfying 1<=x<=y<=z.

Table of values

List of values

n	a(n)
1	1
2	3
3	3
4	6
5	10
6	10
7	9
8	20
9	21
10	21
11	16
12	28
13	11
14	33
15	36
16	31
17	24
18	57
19	11
20	68
21	42
22	35
23	23
24	70
25	37
26	51
27	79
28	76
29	30
30	96
31	17
32	65
33	62
34	50
35	138
36	160
37	18
38	51
39	59
40	142
41	34
42	136
43	24
44	140
45	196
46	46
47	32
48	128
49	43
50	98
51	73
52	111
53	46
54	211
55	111
56	192
57	80
58	63
59	46
60	292
61	24
62	81
63	245

n	a(n)
1	1
2	3
3	3
4	6
5	10
6	10
7	9
8	20
9	21
10	21
11	16
12	28
13	11
14	33
15	36
16	31
17	24
18	57
19	11
20	68
21	42
22	35
23	23
24	70
25	37
26	51
27	79
28	76
29	30
30	96
31	17
32	65
33	62
34	50
35	138
36	160
37	18
38	51
39	59
40	142
41	34
42	136
43	24
44	140
45	196
46	46
47	32
48	128
49	43
50	98
51	73
52	111
53	46
54	211
55	111
56	192
57	80
58	63
59	46
60	292
61	24
62	81
63	245

n	a(n)
1	1
2	3
3	3
4	6
5	10
6	10
7	9
8	20
9	21
10	21
11	16
12	28
13	11
14	33
15	36
16	31
17	24
18	57
19	11
20	68
21	42
22	35
23	23
24	70
25	37
26	51
27	79
28	76
29	30
30	96
31	17
32	65
33	62
34	50
35	138
36	160
37	18
38	51
39	59
40	142
41	34
42	136
43	24
44	140
45	196
46	46
47	32
48	128
49	43
50	98
51	73
52	111
53	46
54	211
55	111
56	192
57	80
58	63
59	46
60	292
61	24
62	81
63	245