A337785 - cp's OEIS frontend

A337785 Number of addition triangles whose sum is n (version 1).

n	a(n)
1	1
2	1
3	1
4	2
5	1
6	3
7	1
8	4
9	1
10	5
11	2
12	6
13	1
14	9
15	1
16	9
17	4
18	9
19	3
20	14
21	2
22	14
23	6
24	14
25	5
26	21
27	4
28	19
29	10
30	21
31	8
32	27
33	6
34	29
35	16
36	25
37	12
38	38
39	14
40	33
41	19
42	37
43	22
44	46
45	14
46	47
47	33
48	45
49	22
50	59
51	29
52	59
53	35
54	56
55	40
56	74
57	34
58	68
59	53
60	72
61	47
62	90
63	47
64	88
65	63
66	88
67	64
68	105
69	59
70	108
71	84
72	106
73	75
74	130
75	81
76	125
77	99
78	128
79	103
80	147

[1, 1, 1, 2, 1, 3, 1, 4, 1, 5, 2, 6, 1, 9, 1, 9, 4, 9, 3, 14, 2, 14, 6, 14, 5, 21, 4, 19, 10, 21, 8, 27, 6, 29, 16, 25, 12, 38, 14, 33, 19, 37, 22, 46, 14, 47, 33, 45, 22, 59, 29, 59, 35, 56, 40, 74, 34, 68, 53, 72, 47, 90, 47, 88, 63, 88, 64, 105, 59, 108, 84, 106, 75, 130, 81, 125, 99, 128, 103, 147]

cp's OEIS Frontend

A337785 Number of addition triangles whose sum is n (version 1).

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	2
5	1
6	3
7	1
8	4
9	1
10	5
11	2
12	6
13	1
14	9
15	1
16	9
17	4
18	9
19	3
20	14
21	2
22	14
23	6
24	14
25	5
26	21
27	4
28	19
29	10
30	21
31	8
32	27
33	6
34	29
35	16
36	25
37	12
38	38
39	14
40	33
41	19
42	37
43	22
44	46
45	14
46	47
47	33
48	45
49	22
50	59
51	29
52	59
53	35
54	56
55	40
56	74
57	34
58	68
59	53
60	72
61	47
62	90
63	47
64	88
65	63
66	88
67	64
68	105
69	59
70	108
71	84
72	106
73	75
74	130
75	81
76	125
77	99
78	128
79	103
80	147

n	a(n)
1	1
2	1
3	1
4	2
5	1
6	3
7	1
8	4
9	1
10	5
11	2
12	6
13	1
14	9
15	1
16	9
17	4
18	9
19	3
20	14
21	2
22	14
23	6
24	14
25	5
26	21
27	4
28	19
29	10
30	21
31	8
32	27
33	6
34	29
35	16
36	25
37	12
38	38
39	14
40	33
41	19
42	37
43	22
44	46
45	14
46	47
47	33
48	45
49	22
50	59
51	29
52	59
53	35
54	56
55	40
56	74
57	34
58	68
59	53
60	72
61	47
62	90
63	47
64	88
65	63
66	88
67	64
68	105
69	59
70	108
71	84
72	106
73	75
74	130
75	81
76	125
77	99
78	128
79	103
80	147

n	a(n)
1	1
2	1
3	1
4	2
5	1
6	3
7	1
8	4
9	1
10	5
11	2
12	6
13	1
14	9
15	1
16	9
17	4
18	9
19	3
20	14
21	2
22	14
23	6
24	14
25	5
26	21
27	4
28	19
29	10
30	21
31	8
32	27
33	6
34	29
35	16
36	25
37	12
38	38
39	14
40	33
41	19
42	37
43	22
44	46
45	14
46	47
47	33
48	45
49	22
50	59
51	29
52	59
53	35
54	56
55	40
56	74
57	34
58	68
59	53
60	72
61	47
62	90
63	47
64	88
65	63
66	88
67	64
68	105
69	59
70	108
71	84
72	106
73	75
74	130
75	81
76	125
77	99
78	128
79	103
80	147