A260731 - cp's OEIS frontend

A260731 a(n) = Number of steps to reach 0 starting from x=n and using the iterated process: x -> x - A002828(x), where A002828(x) = the least number of squares that add up to x.

n	a(n)
0	0
1	1
2	1
3	1
4	2
5	2
6	2
7	2
8	3
9	4
10	4
11	4
12	5
13	5
14	5
15	5
16	6
17	6
18	7
19	7
20	8
21	8
22	8
23	8
24	9
25	10
26	10
27	10
28	10
29	11
30	11
31	11
32	12
33	12
34	13
35	13
36	14
37	14
38	14
39	14
40	15
41	15
42	15
43	16
44	16
45	17
46	17
47	17
48	18
49	19
50	19
51	19
52	20
53	20
54	20
55	20
56	21
57	21
58	22
59	22
60	22
61	23
62	23
63	23
64	24
65	24
66	24
67	25
68	25
69	25
70	26
71	26
72	27
73	27
74	28
75	28
76	28
77	29
78	29
79	29
80	30
81	31
82	31
83	31
84	32
85	32
86	32
87	32
88	33
89	33
90	34
91	34
92	34
93	35
94	35
95	35
96	36
97	36
98	37
99	37
100	38

[0, 1, 1, 1, 2, 2, 2, 2, 3, 4, 4, 4, 5, 5, 5, 5, 6, 6, 7, 7, 8, 8, 8, 8, 9, 10, 10, 10, 10, 11, 11, 11, 12, 12, 13, 13, 14, 14, 14, 14, 15, 15, 15, 16, 16, 17, 17, 17, 18, 19, 19, 19, 20, 20, 20, 20, 21, 21, 22, 22, 22, 23, 23, 23, 24, 24, 24, 25, 25, 25, 26, 26, 27, 27, 28, 28, 28, 29, 29, 29, 30, 31, 31, 31, 32, 32, 32, 32, 33, 33, 34, 34, 34, 35, 35, 35, 36, 36, 37, 37, 38]

cp's OEIS Frontend

A260731 a(n) = Number of steps to reach 0 starting from x=n and using the iterated process: x -> x - A002828(x), where A002828(x) = the least number of squares that add up to x.

Table of values

List of values

n	a(n)
0	0
1	1
2	1
3	1
4	2
5	2
6	2
7	2
8	3
9	4
10	4
11	4
12	5
13	5
14	5
15	5
16	6
17	6
18	7
19	7
20	8
21	8
22	8
23	8
24	9
25	10
26	10
27	10
28	10
29	11
30	11
31	11
32	12
33	12
34	13
35	13
36	14
37	14
38	14
39	14
40	15
41	15
42	15
43	16
44	16
45	17
46	17
47	17
48	18
49	19
50	19
51	19
52	20
53	20
54	20
55	20
56	21
57	21
58	22
59	22
60	22
61	23
62	23
63	23
64	24
65	24
66	24
67	25
68	25
69	25
70	26
71	26
72	27
73	27
74	28
75	28
76	28
77	29
78	29
79	29
80	30
81	31
82	31
83	31
84	32
85	32
86	32
87	32
88	33
89	33
90	34
91	34
92	34
93	35
94	35
95	35
96	36
97	36
98	37
99	37
100	38

n	a(n)
0	0
1	1
2	1
3	1
4	2
5	2
6	2
7	2
8	3
9	4
10	4
11	4
12	5
13	5
14	5
15	5
16	6
17	6
18	7
19	7
20	8
21	8
22	8
23	8
24	9
25	10
26	10
27	10
28	10
29	11
30	11
31	11
32	12
33	12
34	13
35	13
36	14
37	14
38	14
39	14
40	15
41	15
42	15
43	16
44	16
45	17
46	17
47	17
48	18
49	19
50	19
51	19
52	20
53	20
54	20
55	20
56	21
57	21
58	22
59	22
60	22
61	23
62	23
63	23
64	24
65	24
66	24
67	25
68	25
69	25
70	26
71	26
72	27
73	27
74	28
75	28
76	28
77	29
78	29
79	29
80	30
81	31
82	31
83	31
84	32
85	32
86	32
87	32
88	33
89	33
90	34
91	34
92	34
93	35
94	35
95	35
96	36
97	36
98	37
99	37
100	38

n	a(n)
0	0
1	1
2	1
3	1
4	2
5	2
6	2
7	2
8	3
9	4
10	4
11	4
12	5
13	5
14	5
15	5
16	6
17	6
18	7
19	7
20	8
21	8
22	8
23	8
24	9
25	10
26	10
27	10
28	10
29	11
30	11
31	11
32	12
33	12
34	13
35	13
36	14
37	14
38	14
39	14
40	15
41	15
42	15
43	16
44	16
45	17
46	17
47	17
48	18
49	19
50	19
51	19
52	20
53	20
54	20
55	20
56	21
57	21
58	22
59	22
60	22
61	23
62	23
63	23
64	24
65	24
66	24
67	25
68	25
69	25
70	26
71	26
72	27
73	27
74	28
75	28
76	28
77	29
78	29
79	29
80	30
81	31
82	31
83	31
84	32
85	32
86	32
87	32
88	33
89	33
90	34
91	34
92	34
93	35
94	35
95	35
96	36
97	36
98	37
99	37
100	38