A261363 - cp's OEIS frontend

A261363 Triangle read by rows: partial row sums of Sierpinski's triangle.

n	a(n)
0	1
1	1
2	2
3	1
4	1
5	2
6	1
7	2
8	3
9	4
10	1
11	1
12	1
13	1
14	2
15	1
16	2
17	2
18	2
19	3
20	4
21	1
22	1
23	2
24	2
25	3
26	3
27	4
28	1
29	2
30	3
31	4
32	5
33	6
34	7
35	8
36	1
37	1
38	1
39	1
40	1
41	1
42	1
43	1
44	2
45	1
46	2
47	2
48	2
49	2
50	2
51	2
52	2
53	3
54	4
55	1
56	1
57	2
58	2
59	2
60	2
61	2
62	2
63	3
64	3
65	4
66	1
67	2
68	3
69	4
70	4
71	4
72	4
73	4
74	5
75	6
76	7
77	8
78	1
79	1
80	1
81	1
82	2
83	2
84	2
85	2
86	3
87	3
88	3
89	3
90	4

[1, 1, 2, 1, 1, 2, 1, 2, 3, 4, 1, 1, 1, 1, 2, 1, 2, 2, 2, 3, 4, 1, 1, 2, 2, 3, 3, 4, 1, 2, 3, 4, 5, 6, 7, 8, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 2, 2, 2, 2, 2, 2, 2, 3, 4, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 4, 1, 2, 3, 4, 4, 4, 4, 4, 5, 6, 7, 8, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4]

cp's OEIS Frontend

A261363 Triangle read by rows: partial row sums of Sierpinski's triangle.

Table of values

List of values

n	a(n)
0	1
1	1
2	2
3	1
4	1
5	2
6	1
7	2
8	3
9	4
10	1
11	1
12	1
13	1
14	2
15	1
16	2
17	2
18	2
19	3
20	4
21	1
22	1
23	2
24	2
25	3
26	3
27	4
28	1
29	2
30	3
31	4
32	5
33	6
34	7
35	8
36	1
37	1
38	1
39	1
40	1
41	1
42	1
43	1
44	2
45	1
46	2
47	2
48	2
49	2
50	2
51	2
52	2
53	3
54	4
55	1
56	1
57	2
58	2
59	2
60	2
61	2
62	2
63	3
64	3
65	4
66	1
67	2
68	3
69	4
70	4
71	4
72	4
73	4
74	5
75	6
76	7
77	8
78	1
79	1
80	1
81	1
82	2
83	2
84	2
85	2
86	3
87	3
88	3
89	3
90	4

n	a(n)
0	1
1	1
2	2
3	1
4	1
5	2
6	1
7	2
8	3
9	4
10	1
11	1
12	1
13	1
14	2
15	1
16	2
17	2
18	2
19	3
20	4
21	1
22	1
23	2
24	2
25	3
26	3
27	4
28	1
29	2
30	3
31	4
32	5
33	6
34	7
35	8
36	1
37	1
38	1
39	1
40	1
41	1
42	1
43	1
44	2
45	1
46	2
47	2
48	2
49	2
50	2
51	2
52	2
53	3
54	4
55	1
56	1
57	2
58	2
59	2
60	2
61	2
62	2
63	3
64	3
65	4
66	1
67	2
68	3
69	4
70	4
71	4
72	4
73	4
74	5
75	6
76	7
77	8
78	1
79	1
80	1
81	1
82	2
83	2
84	2
85	2
86	3
87	3
88	3
89	3
90	4

n	a(n)
0	1
1	1
2	2
3	1
4	1
5	2
6	1
7	2
8	3
9	4
10	1
11	1
12	1
13	1
14	2
15	1
16	2
17	2
18	2
19	3
20	4
21	1
22	1
23	2
24	2
25	3
26	3
27	4
28	1
29	2
30	3
31	4
32	5
33	6
34	7
35	8
36	1
37	1
38	1
39	1
40	1
41	1
42	1
43	1
44	2
45	1
46	2
47	2
48	2
49	2
50	2
51	2
52	2
53	3
54	4
55	1
56	1
57	2
58	2
59	2
60	2
61	2
62	2
63	3
64	3
65	4
66	1
67	2
68	3
69	4
70	4
71	4
72	4
73	4
74	5
75	6
76	7
77	8
78	1
79	1
80	1
81	1
82	2
83	2
84	2
85	2
86	3
87	3
88	3
89	3
90	4