A116511 - cp's OEIS frontend

A116511 Table T(n,k) = number of strictly increasing addition chains of length n whose final value is k.

n	a(n)
1	1
2	0
3	1
4	0
5	0
6	1
7	1
8	0
9	0
10	0
11	1
12	2
13	2
14	0
15	1
16	0
17	0
18	0
19	0
20	1
21	3
22	5
23	5
24	3
25	4
26	0
27	3
28	0
29	0
30	0
31	1
32	0
33	0
34	0
35	0
36	0
37	1
38	4
39	9
40	14
41	17
42	15
43	17
44	10
45	14
46	4
47	10
48	2
49	7
50	0
51	6
52	0
53	0
54	0
55	4
56	0
57	0
58	0
59	0
60	0
61	0
62	0
63	1
64	0
65	0
66	0
67	0
68	0
69	0
70	1
71	5
72	14
73	28
74	45
75	60
76	67
77	78
78	66
79	81
80	51
81	73
82	33
83	65
84	29
85	40
86	4
87	47
88	14
89	24
90	5
91	23
92	0
93	12

[1, 0, 1, 0, 0, 1, 1, 0, 0, 0, 1, 2, 2, 0, 1, 0, 0, 0, 0, 1, 3, 5, 5, 3, 4, 0, 3, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 4, 9, 14, 17, 15, 17, 10, 14, 4, 10, 2, 7, 0, 6, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 5, 14, 28, 45, 60, 67, 78, 66, 81, 51, 73, 33, 65, 29, 40, 4, 47, 14, 24, 5, 23, 0, 12]

cp's OEIS Frontend

A116511 Table T(n,k) = number of strictly increasing addition chains of length n whose final value is k.

Table of values

List of values

n	a(n)
1	1
2	0
3	1
4	0
5	0
6	1
7	1
8	0
9	0
10	0
11	1
12	2
13	2
14	0
15	1
16	0
17	0
18	0
19	0
20	1
21	3
22	5
23	5
24	3
25	4
26	0
27	3
28	0
29	0
30	0
31	1
32	0
33	0
34	0
35	0
36	0
37	1
38	4
39	9
40	14
41	17
42	15
43	17
44	10
45	14
46	4
47	10
48	2
49	7
50	0
51	6
52	0
53	0
54	0
55	4
56	0
57	0
58	0
59	0
60	0
61	0
62	0
63	1
64	0
65	0
66	0
67	0
68	0
69	0
70	1
71	5
72	14
73	28
74	45
75	60
76	67
77	78
78	66
79	81
80	51
81	73
82	33
83	65
84	29
85	40
86	4
87	47
88	14
89	24
90	5
91	23
92	0
93	12

n	a(n)
1	1
2	0
3	1
4	0
5	0
6	1
7	1
8	0
9	0
10	0
11	1
12	2
13	2
14	0
15	1
16	0
17	0
18	0
19	0
20	1
21	3
22	5
23	5
24	3
25	4
26	0
27	3
28	0
29	0
30	0
31	1
32	0
33	0
34	0
35	0
36	0
37	1
38	4
39	9
40	14
41	17
42	15
43	17
44	10
45	14
46	4
47	10
48	2
49	7
50	0
51	6
52	0
53	0
54	0
55	4
56	0
57	0
58	0
59	0
60	0
61	0
62	0
63	1
64	0
65	0
66	0
67	0
68	0
69	0
70	1
71	5
72	14
73	28
74	45
75	60
76	67
77	78
78	66
79	81
80	51
81	73
82	33
83	65
84	29
85	40
86	4
87	47
88	14
89	24
90	5
91	23
92	0
93	12

n	a(n)
1	1
2	0
3	1
4	0
5	0
6	1
7	1
8	0
9	0
10	0
11	1
12	2
13	2
14	0
15	1
16	0
17	0
18	0
19	0
20	1
21	3
22	5
23	5
24	3
25	4
26	0
27	3
28	0
29	0
30	0
31	1
32	0
33	0
34	0
35	0
36	0
37	1
38	4
39	9
40	14
41	17
42	15
43	17
44	10
45	14
46	4
47	10
48	2
49	7
50	0
51	6
52	0
53	0
54	0
55	4
56	0
57	0
58	0
59	0
60	0
61	0
62	0
63	1
64	0
65	0
66	0
67	0
68	0
69	0
70	1
71	5
72	14
73	28
74	45
75	60
76	67
77	78
78	66
79	81
80	51
81	73
82	33
83	65
84	29
85	40
86	4
87	47
88	14
89	24
90	5
91	23
92	0
93	12