A141157 - cp's OEIS frontend

A141157 Triangle read by rows, A000012 * A140207.

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

[1, 2, 1, 3, 2, 2, 4, 3, 4, 3, 5, 4, 6, 6, 5, 6, 5, 8, 9, 10, 7, 7, 6, 10, 12, 15, 14, 11, 8, 7, 12, 15, 20, 21, 22, 15, 9, 8, 14, 18, 25, 28, 33, 30, 22, 10, 9, 16, 21, 30, 35, 44, 45, 44, 30, 11, 10, 18, 24, 35, 42, 55, 60, 66, 60, 42, 12, 11, 20, 27, 40, 49, 66, 75, 88, 90, 84, 56]

cp's OEIS Frontend

A141157 Triangle read by rows, A000012 * A140207.

Table of values

List of values

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

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

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