A152089 - cp's OEIS frontend

A152089 Numbers k such that k! is not the sum of two nonnegative triangular numbers.

n	a(n)
1	6
2	11
3	12
4	14
5	18
6	19
7	20
8	22
9	23
10	25
11	26
12	30
13	31
14	35
15	36
16	37
17	38
18	39
19	40
20	41
21	43
22	44
23	45
24	46
25	47
26	48
27	50
28	51
29	52
30	53
31	55
32	56
33	57
34	58
35	60
36	61
37	62
38	63
39	64
40	65
41	67
42	69
43	70
44	71
45	73
46	74
47	75
48	76
49	77
50	78
51	82
52	83
53	84
54	87
55	88
56	89
57	90
58	91
59	92
60	93
61	94
62	97
63	98
64	100
65	101
66	103
67	104
68	105
69	106
70	107
71	108

[6, 11, 12, 14, 18, 19, 20, 22, 23, 25, 26, 30, 31, 35, 36, 37, 38, 39, 40, 41, 43, 44, 45, 46, 47, 48, 50, 51, 52, 53, 55, 56, 57, 58, 60, 61, 62, 63, 64, 65, 67, 69, 70, 71, 73, 74, 75, 76, 77, 78, 82, 83, 84, 87, 88, 89, 90, 91, 92, 93, 94, 97, 98, 100, 101, 103, 104, 105, 106, 107, 108]

cp's OEIS Frontend

A152089 Numbers k such that k! is not the sum of two nonnegative triangular numbers.

Table of values

List of values

n	a(n)
1	6
2	11
3	12
4	14
5	18
6	19
7	20
8	22
9	23
10	25
11	26
12	30
13	31
14	35
15	36
16	37
17	38
18	39
19	40
20	41
21	43
22	44
23	45
24	46
25	47
26	48
27	50
28	51
29	52
30	53
31	55
32	56
33	57
34	58
35	60
36	61
37	62
38	63
39	64
40	65
41	67
42	69
43	70
44	71
45	73
46	74
47	75
48	76
49	77
50	78
51	82
52	83
53	84
54	87
55	88
56	89
57	90
58	91
59	92
60	93
61	94
62	97
63	98
64	100
65	101
66	103
67	104
68	105
69	106
70	107
71	108

n	a(n)
1	6
2	11
3	12
4	14
5	18
6	19
7	20
8	22
9	23
10	25
11	26
12	30
13	31
14	35
15	36
16	37
17	38
18	39
19	40
20	41
21	43
22	44
23	45
24	46
25	47
26	48
27	50
28	51
29	52
30	53
31	55
32	56
33	57
34	58
35	60
36	61
37	62
38	63
39	64
40	65
41	67
42	69
43	70
44	71
45	73
46	74
47	75
48	76
49	77
50	78
51	82
52	83
53	84
54	87
55	88
56	89
57	90
58	91
59	92
60	93
61	94
62	97
63	98
64	100
65	101
66	103
67	104
68	105
69	106
70	107
71	108

n	a(n)
1	6
2	11
3	12
4	14
5	18
6	19
7	20
8	22
9	23
10	25
11	26
12	30
13	31
14	35
15	36
16	37
17	38
18	39
19	40
20	41
21	43
22	44
23	45
24	46
25	47
26	48
27	50
28	51
29	52
30	53
31	55
32	56
33	57
34	58
35	60
36	61
37	62
38	63
39	64
40	65
41	67
42	69
43	70
44	71
45	73
46	74
47	75
48	76
49	77
50	78
51	82
52	83
53	84
54	87
55	88
56	89
57	90
58	91
59	92
60	93
61	94
62	97
63	98
64	100
65	101
66	103
67	104
68	105
69	106
70	107
71	108