A160770 - cp's OEIS frontend

A160770 Triangle in which row n is generated from (1,3,6,10,...n) dot (n,n-1,...1) with subtractive carryovers.

n	a(n)
0	1
1	3
2	0
3	6
4	3
5	3
6	10
7	8
8	10
9	0
10	15
11	15
12	21
13	9
14	6
15	21
16	24
17	36
18	24
19	21
20	0
21	28
22	35
23	55
24	45
25	45
26	18
27	10
28	36
29	48
30	78
31	72
32	78
33	48
34	36
35	0
36	45
37	63
38	105
39	105
40	120
41	90
42	78
43	30
44	15

[1, 3, 0, 6, 3, 3, 10, 8, 10, 0, 15, 15, 21, 9, 6, 21, 24, 36, 24, 21, 0, 28, 35, 55, 45, 45, 18, 10, 36, 48, 78, 72, 78, 48, 36, 0, 45, 63, 105, 105, 120, 90, 78, 30, 15]

cp's OEIS Frontend

A160770 Triangle in which row n is generated from (1,3,6,10,...n) dot (n,n-1,...1) with subtractive carryovers.

Table of values

List of values

n	a(n)
0	1
1	3
2	0
3	6
4	3
5	3
6	10
7	8
8	10
9	0
10	15
11	15
12	21
13	9
14	6
15	21
16	24
17	36
18	24
19	21
20	0
21	28
22	35
23	55
24	45
25	45
26	18
27	10
28	36
29	48
30	78
31	72
32	78
33	48
34	36
35	0
36	45
37	63
38	105
39	105
40	120
41	90
42	78
43	30
44	15

n	a(n)
0	1
1	3
2	0
3	6
4	3
5	3
6	10
7	8
8	10
9	0
10	15
11	15
12	21
13	9
14	6
15	21
16	24
17	36
18	24
19	21
20	0
21	28
22	35
23	55
24	45
25	45
26	18
27	10
28	36
29	48
30	78
31	72
32	78
33	48
34	36
35	0
36	45
37	63
38	105
39	105
40	120
41	90
42	78
43	30
44	15

n	a(n)
0	1
1	3
2	0
3	6
4	3
5	3
6	10
7	8
8	10
9	0
10	15
11	15
12	21
13	9
14	6
15	21
16	24
17	36
18	24
19	21
20	0
21	28
22	35
23	55
24	45
25	45
26	18
27	10
28	36
29	48
30	78
31	72
32	78
33	48
34	36
35	0
36	45
37	63
38	105
39	105
40	120
41	90
42	78
43	30
44	15