A073661 - cp's OEIS frontend

A073661 Rearrangement of even numbers such that a(k) + a(k+1) + 1 is a prime for all k.

n	a(n)
1	2
2	4
3	6
4	10
5	8
6	14
7	16
8	12
9	18
10	22
11	20
12	26
13	32
14	28
15	24
16	34
17	36
18	30
19	40
20	38
21	44
22	52
23	48
24	54
25	42
26	46
27	50
28	56
29	70
30	60
31	66
32	64
33	62
34	68
35	58
36	72
37	76
38	74
39	82
40	80
41	86
42	92
43	88
44	78
45	84
46	94
47	96
48	100
49	90
50	102
51	108
52	114
53	112
54	98
55	124
56	104
57	106
58	116
59	110
60	118
61	120
62	130
63	126
64	136
65	132

[2, 4, 6, 10, 8, 14, 16, 12, 18, 22, 20, 26, 32, 28, 24, 34, 36, 30, 40, 38, 44, 52, 48, 54, 42, 46, 50, 56, 70, 60, 66, 64, 62, 68, 58, 72, 76, 74, 82, 80, 86, 92, 88, 78, 84, 94, 96, 100, 90, 102, 108, 114, 112, 98, 124, 104, 106, 116, 110, 118, 120, 130, 126, 136, 132]

cp's OEIS Frontend

A073661 Rearrangement of even numbers such that a(k) + a(k+1) + 1 is a prime for all k.

Table of values

List of values

n	a(n)
1	2
2	4
3	6
4	10
5	8
6	14
7	16
8	12
9	18
10	22
11	20
12	26
13	32
14	28
15	24
16	34
17	36
18	30
19	40
20	38
21	44
22	52
23	48
24	54
25	42
26	46
27	50
28	56
29	70
30	60
31	66
32	64
33	62
34	68
35	58
36	72
37	76
38	74
39	82
40	80
41	86
42	92
43	88
44	78
45	84
46	94
47	96
48	100
49	90
50	102
51	108
52	114
53	112
54	98
55	124
56	104
57	106
58	116
59	110
60	118
61	120
62	130
63	126
64	136
65	132

n	a(n)
1	2
2	4
3	6
4	10
5	8
6	14
7	16
8	12
9	18
10	22
11	20
12	26
13	32
14	28
15	24
16	34
17	36
18	30
19	40
20	38
21	44
22	52
23	48
24	54
25	42
26	46
27	50
28	56
29	70
30	60
31	66
32	64
33	62
34	68
35	58
36	72
37	76
38	74
39	82
40	80
41	86
42	92
43	88
44	78
45	84
46	94
47	96
48	100
49	90
50	102
51	108
52	114
53	112
54	98
55	124
56	104
57	106
58	116
59	110
60	118
61	120
62	130
63	126
64	136
65	132

n	a(n)
1	2
2	4
3	6
4	10
5	8
6	14
7	16
8	12
9	18
10	22
11	20
12	26
13	32
14	28
15	24
16	34
17	36
18	30
19	40
20	38
21	44
22	52
23	48
24	54
25	42
26	46
27	50
28	56
29	70
30	60
31	66
32	64
33	62
34	68
35	58
36	72
37	76
38	74
39	82
40	80
41	86
42	92
43	88
44	78
45	84
46	94
47	96
48	100
49	90
50	102
51	108
52	114
53	112
54	98
55	124
56	104
57	106
58	116
59	110
60	118
61	120
62	130
63	126
64	136
65	132