A341474 - cp's OEIS frontend

A341474 Let T be the set of sequences {t(k), k >= 0} such that for any k >= 3, t(k) = t(k-1) + t(k-2) + t(k-3); a(n) is the least possible value of t(0)^2 + t(1)^2 + t(2)^2 for an element t of T containing n.

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

[0, 1, 1, 1, 1, 2, 1, 1, 4, 3, 2, 1, 4, 1, 4, 5, 5, 3, 2, 5, 1, 6, 4, 6, 1, 5, 4, 5, 9, 5, 9, 3, 10, 2, 10, 5, 8, 1, 6, 9, 4, 17, 6, 13, 1, 11, 5, 13, 4, 9, 5, 9, 16, 5, 18, 9, 14, 3, 14, 10, 9, 2, 12, 10, 5, 21, 8, 19, 1, 17, 6, 19, 9, 10, 4, 17, 17, 6, 26, 13]

cp's OEIS Frontend

A341474 Let T be the set of sequences {t(k), k >= 0} such that for any k >= 3, t(k) = t(k-1) + t(k-2) + t(k-3); a(n) is the least possible value of t(0)^2 + t(1)^2 + t(2)^2 for an element t of T containing n.

Table of values

List of values

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

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

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