A003605 - OEIS

A003605 as a simple table

n	a(n)
0	0
1	2
2	3
3	6
4	7
5	8
6	9
7	12
8	15
9	18
10	19
11	20
12	21
13	22
14	23
15	24
16	25
17	26
18	27
19	30
20	33
21	36
22	39
23	42
24	45
25	48
26	51
27	54
28	55
29	56
30	57
31	58
32	59
33	60
34	61
35	62
36	63
37	64
38	65
39	66
40	67
41	68
42	69
43	70
44	71
45	72
46	73
47	74
48	75
49	76
50	77
51	78
52	79
53	80
54	81
55	84
56	87
57	90
58	93
59	96
60	99
61	102
62	105
63	108
64	111
65	114
66	117
67	120

[0,2,3,6,7,8,9,12,15,18,19,20,21,22,23,24,25,26, 27,30,33,36,39,42,45,48,51,54,55,56,57,58,59,60, 61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76, 77,78,79,80,81,84,87,90,93,96,99,102,105,108,111, 114,117,120]

n	a(n)
0	0
1	2
2	3
3	6
4	7
5	8
6	9
7	12
8	15
9	18
10	19
11	20
12	21
13	22
14	23
15	24
16	25
17	26
18	27
19	30
20	33
21	36
22	39
23	42
24	45
25	48
26	51
27	54
28	55
29	56
30	57
31	58
32	59
33	60
34	61
35	62
36	63
37	64
38	65
39	66
40	67
41	68
42	69
43	70
44	71
45	72
46	73
47	74
48	75
49	76
50	77
51	78
52	79
53	80
54	81
55	84
56	87
57	90
58	93
59	96
60	99
61	102
62	105
63	108
64	111
65	114
66	117
67	120

n	a(n)
0	0
1	2
2	3
3	6
4	7
5	8
6	9
7	12
8	15
9	18
10	19
11	20
12	21
13	22
14	23
15	24
16	25
17	26
18	27
19	30
20	33
21	36
22	39
23	42
24	45
25	48
26	51
27	54
28	55
29	56
30	57
31	58
32	59
33	60
34	61
35	62
36	63
37	64
38	65
39	66
40	67
41	68
42	69
43	70
44	71
45	72
46	73
47	74
48	75
49	76
50	77
51	78
52	79
53	80
54	81
55	84
56	87
57	90
58	93
59	96
60	99
61	102
62	105
63	108
64	111
65	114
66	117
67	120

n	a(n)
0	0
1	2
2	3
3	6
4	7
5	8
6	9
7	12
8	15
9	18
10	19
11	20
12	21
13	22
14	23
15	24
16	25
17	26
18	27
19	30
20	33
21	36
22	39
23	42
24	45
25	48
26	51
27	54
28	55
29	56
30	57
31	58
32	59
33	60
34	61
35	62
36	63
37	64
38	65
39	66
40	67
41	68
42	69
43	70
44	71
45	72
46	73
47	74
48	75
49	76
50	77
51	78
52	79
53	80
54	81
55	84
56	87
57	90
58	93
59	96
60	99
61	102
62	105
63	108
64	111
65	114
66	117
67	120