A178568 - cp's OEIS frontend

A178568 Triangle read by rows, antidiagonals of an array (row r >= 1, column n >= 1) generated from a(2n) = r*a(n), a(2n+1) = a(n) + a(n+1).

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

[1, 1, 1, 1, 2, 2, 1, 3, 3, 1, 1, 4, 4, 4, 3, 1, 5, 5, 9, 5, 2, 1, 6, 6, 16, 7, 6, 3, 1, 7, 7, 25, 9, 12, 7, 1, 1, 8, 8, 36, 11, 20, 13, 8, 4, 1, 9, 9, 49, 13, 30, 21, 27, 9, 3, 1, 10, 10, 64, 15, 42, 31, 64, 16, 10, 5, 1, 11, 11, 81, 17, 56, 43, 125, 25, 21, 11, 2]

cp's OEIS Frontend

A178568 Triangle read by rows, antidiagonals of an array (row r >= 1, column n >= 1) generated from a(2n) = r*a(n), a(2n+1) = a(n) + a(n+1).

Table of values

List of values

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

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

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