A360255 - cp's OEIS frontend

A360255 Irregular triangle (an infinite binary tree) read by rows: see Comments section for definition.

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

[0, 1, 3, 6, 2, 10, 7, 5, 15, 13, 11, 9, 21, 20, 4, 18, 2, 16, 14, 28, 12, 28, 12, 26, 8, 24, 22, 20, 36, 21, 19, 37, 21, 17, 35, 17, 33, 13, 31, 11, 29, 27, 45, 11, 31, 9, 29, 27, 47, 31, 7, 27, 25, 45, 7, 27, 23, 43, 23, 41, 19, 39, 17, 37, 35, 55, 22, 42, 18]

cp's OEIS Frontend

A360255 Irregular triangle (an infinite binary tree) read by rows: see Comments section for definition.

Table of values

List of values

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

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

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