A294660 - cp's OEIS frontend

A294660 Least nonnegative integer not occurring earlier whose square has no digit in common with the square of the previous term, a(0) = 0.

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	9
9	8
10	10
11	15
12	12
13	16
14	20
15	11
16	22
17	13
18	18
19	14
20	28
21	19
22	17
23	21
24	23
25	26
26	29
27	24
28	30
29	25
30	33
31	58
32	27
33	34
34	47
35	38
36	45
37	31
38	48
39	41
40	50
41	37
42	52
43	44
44	65
45	40
46	57
47	76
48	32
49	63
50	35
51	60
52	39
53	62
54	36
55	88
56	46
57	67
58	51
59	183
60	75
61	43
62	55
63	42
64	53
65	56
66	70
67	61
68	64
69	85
70	59
71	77
72	69
73	73
74	78
75	89

[0, 1, 2, 3, 4, 5, 6, 7, 9, 8, 10, 15, 12, 16, 20, 11, 22, 13, 18, 14, 28, 19, 17, 21, 23, 26, 29, 24, 30, 25, 33, 58, 27, 34, 47, 38, 45, 31, 48, 41, 50, 37, 52, 44, 65, 40, 57, 76, 32, 63, 35, 60, 39, 62, 36, 88, 46, 67, 51, 183, 75, 43, 55, 42, 53, 56, 70, 61, 64, 85, 59, 77, 69, 73, 78, 89]

cp's OEIS Frontend

A294660 Least nonnegative integer not occurring earlier whose square has no digit in common with the square of the previous term, a(0) = 0.

Table of values

List of values

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	9
9	8
10	10
11	15
12	12
13	16
14	20
15	11
16	22
17	13
18	18
19	14
20	28
21	19
22	17
23	21
24	23
25	26
26	29
27	24
28	30
29	25
30	33
31	58
32	27
33	34
34	47
35	38
36	45
37	31
38	48
39	41
40	50
41	37
42	52
43	44
44	65
45	40
46	57
47	76
48	32
49	63
50	35
51	60
52	39
53	62
54	36
55	88
56	46
57	67
58	51
59	183
60	75
61	43
62	55
63	42
64	53
65	56
66	70
67	61
68	64
69	85
70	59
71	77
72	69
73	73
74	78
75	89

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	9
9	8
10	10
11	15
12	12
13	16
14	20
15	11
16	22
17	13
18	18
19	14
20	28
21	19
22	17
23	21
24	23
25	26
26	29
27	24
28	30
29	25
30	33
31	58
32	27
33	34
34	47
35	38
36	45
37	31
38	48
39	41
40	50
41	37
42	52
43	44
44	65
45	40
46	57
47	76
48	32
49	63
50	35
51	60
52	39
53	62
54	36
55	88
56	46
57	67
58	51
59	183
60	75
61	43
62	55
63	42
64	53
65	56
66	70
67	61
68	64
69	85
70	59
71	77
72	69
73	73
74	78
75	89

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	9
9	8
10	10
11	15
12	12
13	16
14	20
15	11
16	22
17	13
18	18
19	14
20	28
21	19
22	17
23	21
24	23
25	26
26	29
27	24
28	30
29	25
30	33
31	58
32	27
33	34
34	47
35	38
36	45
37	31
38	48
39	41
40	50
41	37
42	52
43	44
44	65
45	40
46	57
47	76
48	32
49	63
50	35
51	60
52	39
53	62
54	36
55	88
56	46
57	67
58	51
59	183
60	75
61	43
62	55
63	42
64	53
65	56
66	70
67	61
68	64
69	85
70	59
71	77
72	69
73	73
74	78
75	89