A073266 - cp's OEIS frontend

A073266 Triangle read by rows: T(n,k) is the number of compositions of n as the sum of k integral powers of 2.

n	a(n)
1	1
2	1
3	1
4	0
5	2
6	1
7	1
8	1
9	3
10	1
11	0
12	2
13	3
14	4
15	1
16	0
17	2
18	4
19	6
20	5
21	1
22	0
23	0
24	6
25	8
26	10
27	6
28	1
29	1
30	1
31	3
32	13
33	15
34	15
35	7
36	1
37	0
38	2
39	3
40	12
41	25
42	26
43	21
44	8
45	1
46	0
47	2
48	6
49	10
50	31
51	45
52	42
53	28
54	9
55	1
56	0
57	0
58	6
59	16
60	30
61	66
62	77
63	64
64	36
65	10
66	1
67	0
68	2
69	4
70	18
71	40
72	76
73	126
74	126
75	93
76	45
77	11
78	1
79	0
80	0
81	6
82	16
83	50
84	96
85	168
86	224
87	198
88	130
89	55
90	12
91	1

[1, 1, 1, 0, 2, 1, 1, 1, 3, 1, 0, 2, 3, 4, 1, 0, 2, 4, 6, 5, 1, 0, 0, 6, 8, 10, 6, 1, 1, 1, 3, 13, 15, 15, 7, 1, 0, 2, 3, 12, 25, 26, 21, 8, 1, 0, 2, 6, 10, 31, 45, 42, 28, 9, 1, 0, 0, 6, 16, 30, 66, 77, 64, 36, 10, 1, 0, 2, 4, 18, 40, 76, 126, 126, 93, 45, 11, 1, 0, 0, 6, 16, 50, 96, 168, 224, 198, 130, 55, 12, 1]

cp's OEIS Frontend

A073266 Triangle read by rows: T(n,k) is the number of compositions of n as the sum of k integral powers of 2.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	0
5	2
6	1
7	1
8	1
9	3
10	1
11	0
12	2
13	3
14	4
15	1
16	0
17	2
18	4
19	6
20	5
21	1
22	0
23	0
24	6
25	8
26	10
27	6
28	1
29	1
30	1
31	3
32	13
33	15
34	15
35	7
36	1
37	0
38	2
39	3
40	12
41	25
42	26
43	21
44	8
45	1
46	0
47	2
48	6
49	10
50	31
51	45
52	42
53	28
54	9
55	1
56	0
57	0
58	6
59	16
60	30
61	66
62	77
63	64
64	36
65	10
66	1
67	0
68	2
69	4
70	18
71	40
72	76
73	126
74	126
75	93
76	45
77	11
78	1
79	0
80	0
81	6
82	16
83	50
84	96
85	168
86	224
87	198
88	130
89	55
90	12
91	1

n	a(n)
1	1
2	1
3	1
4	0
5	2
6	1
7	1
8	1
9	3
10	1
11	0
12	2
13	3
14	4
15	1
16	0
17	2
18	4
19	6
20	5
21	1
22	0
23	0
24	6
25	8
26	10
27	6
28	1
29	1
30	1
31	3
32	13
33	15
34	15
35	7
36	1
37	0
38	2
39	3
40	12
41	25
42	26
43	21
44	8
45	1
46	0
47	2
48	6
49	10
50	31
51	45
52	42
53	28
54	9
55	1
56	0
57	0
58	6
59	16
60	30
61	66
62	77
63	64
64	36
65	10
66	1
67	0
68	2
69	4
70	18
71	40
72	76
73	126
74	126
75	93
76	45
77	11
78	1
79	0
80	0
81	6
82	16
83	50
84	96
85	168
86	224
87	198
88	130
89	55
90	12
91	1

n	a(n)
1	1
2	1
3	1
4	0
5	2
6	1
7	1
8	1
9	3
10	1
11	0
12	2
13	3
14	4
15	1
16	0
17	2
18	4
19	6
20	5
21	1
22	0
23	0
24	6
25	8
26	10
27	6
28	1
29	1
30	1
31	3
32	13
33	15
34	15
35	7
36	1
37	0
38	2
39	3
40	12
41	25
42	26
43	21
44	8
45	1
46	0
47	2
48	6
49	10
50	31
51	45
52	42
53	28
54	9
55	1
56	0
57	0
58	6
59	16
60	30
61	66
62	77
63	64
64	36
65	10
66	1
67	0
68	2
69	4
70	18
71	40
72	76
73	126
74	126
75	93
76	45
77	11
78	1
79	0
80	0
81	6
82	16
83	50
84	96
85	168
86	224
87	198
88	130
89	55
90	12
91	1