A247764 - OEIS

A247764 as a simple table

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	9
11	10
12	11
13	12
14	13
15	14
16	17
17	18
18	19
19	20
20	22
21	23
22	27
23	28
24	33
25	37
26	40
27	42
28	43
29	44
30	47
31	48
32	50
33	51
34	52
35	53
36	54
37	55
38	57
39	58
40	59
41	60
42	61
43	62
44	63
45	64
46	65
47	66
48	67
49	68
50	69
51	77
52	80
53	83
54	87
55	88
56	90
57	92
58	93
59	94
60	97
61	98
62	99
63	100
64	103
65	107
66	110

[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,17,18,19,20, 22,23,27,28,33,37,40,42,43,44,47,48,50,51,52,53, 54,55,57,58,59,60,61,62,63,64,65,66,67,68,69,77, 80,83,87,88,90,92,93,94,97,98,99,100,103,107,110]

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	9
11	10
12	11
13	12
14	13
15	14
16	17
17	18
18	19
19	20
20	22
21	23
22	27
23	28
24	33
25	37
26	40
27	42
28	43
29	44
30	47
31	48
32	50
33	51
34	52
35	53
36	54
37	55
38	57
39	58
40	59
41	60
42	61
43	62
44	63
45	64
46	65
47	66
48	67
49	68
50	69
51	77
52	80
53	83
54	87
55	88
56	90
57	92
58	93
59	94
60	97
61	98
62	99
63	100
64	103
65	107
66	110

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	9
11	10
12	11
13	12
14	13
15	14
16	17
17	18
18	19
19	20
20	22
21	23
22	27
23	28
24	33
25	37
26	40
27	42
28	43
29	44
30	47
31	48
32	50
33	51
34	52
35	53
36	54
37	55
38	57
39	58
40	59
41	60
42	61
43	62
44	63
45	64
46	65
47	66
48	67
49	68
50	69
51	77
52	80
53	83
54	87
55	88
56	90
57	92
58	93
59	94
60	97
61	98
62	99
63	100
64	103
65	107
66	110

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	9
11	10
12	11
13	12
14	13
15	14
16	17
17	18
18	19
19	20
20	22
21	23
22	27
23	28
24	33
25	37
26	40
27	42
28	43
29	44
30	47
31	48
32	50
33	51
34	52
35	53
36	54
37	55
38	57
39	58
40	59
41	60
42	61
43	62
44	63
45	64
46	65
47	66
48	67
49	68
50	69
51	77
52	80
53	83
54	87
55	88
56	90
57	92
58	93
59	94
60	97
61	98
62	99
63	100
64	103
65	107
66	110