A169782 - cp's OEIS frontend

A169782 Take the triangle in A170906 and replace each row with its partial sums.

n	a(n)
1	1
2	1
3	3
4	4
5	1
6	3
7	5
8	7
9	8
10	1
11	3
12	5
13	9
14	10
15	12
16	13
17	1
18	3
19	5
20	9
21	11
22	13
23	16
24	19
25	20
26	1
27	3
28	5
29	9
30	11
31	15
32	20
33	24
34	25
35	27
36	28
37	1
38	3
39	5
40	9
41	11
42	15
43	21
44	27
45	28
46	30
47	33
48	36
49	37
50	1
51	3
52	5
53	9
54	11
55	15
56	21
57	29
58	30
59	32
60	35
61	40
62	43
63	46
64	47
65	1
66	3
67	5
68	9
69	11
70	15
71	21
72	29
73	31
74	33
75	36
76	41
77	46
78	49
79	54
80	58
81	59
82	1

[1, 1, 3, 4, 1, 3, 5, 7, 8, 1, 3, 5, 9, 10, 12, 13, 1, 3, 5, 9, 11, 13, 16, 19, 20, 1, 3, 5, 9, 11, 15, 20, 24, 25, 27, 28, 1, 3, 5, 9, 11, 15, 21, 27, 28, 30, 33, 36, 37, 1, 3, 5, 9, 11, 15, 21, 29, 30, 32, 35, 40, 43, 46, 47, 1, 3, 5, 9, 11, 15, 21, 29, 31, 33, 36, 41, 46, 49, 54, 58, 59, 1]

cp's OEIS Frontend

A169782 Take the triangle in A170906 and replace each row with its partial sums.

Table of values

List of values

n	a(n)
1	1
2	1
3	3
4	4
5	1
6	3
7	5
8	7
9	8
10	1
11	3
12	5
13	9
14	10
15	12
16	13
17	1
18	3
19	5
20	9
21	11
22	13
23	16
24	19
25	20
26	1
27	3
28	5
29	9
30	11
31	15
32	20
33	24
34	25
35	27
36	28
37	1
38	3
39	5
40	9
41	11
42	15
43	21
44	27
45	28
46	30
47	33
48	36
49	37
50	1
51	3
52	5
53	9
54	11
55	15
56	21
57	29
58	30
59	32
60	35
61	40
62	43
63	46
64	47
65	1
66	3
67	5
68	9
69	11
70	15
71	21
72	29
73	31
74	33
75	36
76	41
77	46
78	49
79	54
80	58
81	59
82	1

n	a(n)
1	1
2	1
3	3
4	4
5	1
6	3
7	5
8	7
9	8
10	1
11	3
12	5
13	9
14	10
15	12
16	13
17	1
18	3
19	5
20	9
21	11
22	13
23	16
24	19
25	20
26	1
27	3
28	5
29	9
30	11
31	15
32	20
33	24
34	25
35	27
36	28
37	1
38	3
39	5
40	9
41	11
42	15
43	21
44	27
45	28
46	30
47	33
48	36
49	37
50	1
51	3
52	5
53	9
54	11
55	15
56	21
57	29
58	30
59	32
60	35
61	40
62	43
63	46
64	47
65	1
66	3
67	5
68	9
69	11
70	15
71	21
72	29
73	31
74	33
75	36
76	41
77	46
78	49
79	54
80	58
81	59
82	1

n	a(n)
1	1
2	1
3	3
4	4
5	1
6	3
7	5
8	7
9	8
10	1
11	3
12	5
13	9
14	10
15	12
16	13
17	1
18	3
19	5
20	9
21	11
22	13
23	16
24	19
25	20
26	1
27	3
28	5
29	9
30	11
31	15
32	20
33	24
34	25
35	27
36	28
37	1
38	3
39	5
40	9
41	11
42	15
43	21
44	27
45	28
46	30
47	33
48	36
49	37
50	1
51	3
52	5
53	9
54	11
55	15
56	21
57	29
58	30
59	32
60	35
61	40
62	43
63	46
64	47
65	1
66	3
67	5
68	9
69	11
70	15
71	21
72	29
73	31
74	33
75	36
76	41
77	46
78	49
79	54
80	58
81	59
82	1