A000741 - cp's OEIS frontend

A000741 Number of compositions of n into 3 ordered relatively prime parts.

n	a(n)
1	0
2	0
3	1
4	3
5	6
6	9
7	15
8	18
9	27
10	30
11	45
12	42
13	66
14	63
15	84
16	84
17	120
18	99
19	153
20	132
21	174
22	165
23	231
24	180
25	270
26	234
27	297
28	270
29	378
30	276
31	435
32	360
33	450
34	408
35	540
36	414
37	630
38	513
39	636
40	552
41	780
42	558
43	861
44	690
45	828
46	759
47	1035
48	744
49	1113
50	870
51	1104
52	972
53	1326
54	945
55	1380
56	1116
57	1386
58	1218

[0, 0, 1, 3, 6, 9, 15, 18, 27, 30, 45, 42, 66, 63, 84, 84, 120, 99, 153, 132, 174, 165, 231, 180, 270, 234, 297, 270, 378, 276, 435, 360, 450, 408, 540, 414, 630, 513, 636, 552, 780, 558, 861, 690, 828, 759, 1035, 744, 1113, 870, 1104, 972, 1326, 945, 1380, 1116, 1386, 1218]

cp's OEIS Frontend

A000741 Number of compositions of n into 3 ordered relatively prime parts.

Table of values

List of values