A347263 - cp's OEIS frontend

A347263 Irregular triangle read by rows: T(n,k) is the sum of the subparts of the ziggurat diagram of n (described in A347186) that arise from the (2*k-1)-th double-staircase of the double-staircases diagram of n (described in A335616), n >= 1, k >= 1, and the first element of column k is in row A000384(k).

n	a(n)
1	1
2	4
3	6
4	16
5	12
6	36
7	1
8	20
9	0
10	64
11	0
12	30
13	6
14	90
15	0
16	42
17	0
18	144
19	17
20	56
21	0
22	156
23	0
24	72
25	34
26	1
27	256
28	0
29	0
30	90
31	0
32	0
33	324
34	10
35	0
36	110
37	0
38	0
39	400
40	0
41	8
42	132
43	70
44	0
45	342
46	0
47	0
48	156
49	0
50	0
51	576
52	121
53	0
54	182
55	0
56	25
57	462
58	0
59	0
60	210
61	102
62	0
63	784
64	0
65	0
66	1
67	240
68	0
69	0
70	0
71	900
72	24
73	52
74	0
75	272
76	0
77	0
78	0

[1, 4, 6, 16, 12, 36, 1, 20, 0, 64, 0, 30, 6, 90, 0, 42, 0, 144, 17, 56, 0, 156, 0, 72, 34, 1, 256, 0, 0, 90, 0, 0, 324, 10, 0, 110, 0, 0, 400, 0, 8, 132, 70, 0, 342, 0, 0, 156, 0, 0, 576, 121, 0, 182, 0, 25, 462, 0, 0, 210, 102, 0, 784, 0, 0, 1, 240, 0, 0, 0, 900, 24, 52, 0, 272, 0, 0, 0]

cp's OEIS Frontend

Table of values

List of values

n	a(n)
1	1
2	4
3	6
4	16
5	12
6	36
7	1
8	20
9	0
10	64
11	0
12	30
13	6
14	90
15	0
16	42
17	0
18	144
19	17
20	56
21	0
22	156
23	0
24	72
25	34
26	1
27	256
28	0
29	0
30	90
31	0
32	0
33	324
34	10
35	0
36	110
37	0
38	0
39	400
40	0
41	8
42	132
43	70
44	0
45	342
46	0
47	0
48	156
49	0
50	0
51	576
52	121
53	0
54	182
55	0
56	25
57	462
58	0
59	0
60	210
61	102
62	0
63	784
64	0
65	0
66	1
67	240
68	0
69	0
70	0
71	900
72	24
73	52
74	0
75	272
76	0
77	0
78	0

n	a(n)
1	1
2	4
3	6
4	16
5	12
6	36
7	1
8	20
9	0
10	64
11	0
12	30
13	6
14	90
15	0
16	42
17	0
18	144
19	17
20	56
21	0
22	156
23	0
24	72
25	34
26	1
27	256
28	0
29	0
30	90
31	0
32	0
33	324
34	10
35	0
36	110
37	0
38	0
39	400
40	0
41	8
42	132
43	70
44	0
45	342
46	0
47	0
48	156
49	0
50	0
51	576
52	121
53	0
54	182
55	0
56	25
57	462
58	0
59	0
60	210
61	102
62	0
63	784
64	0
65	0
66	1
67	240
68	0
69	0
70	0
71	900
72	24
73	52
74	0
75	272
76	0
77	0
78	0

n	a(n)
1	1
2	4
3	6
4	16
5	12
6	36
7	1
8	20
9	0
10	64
11	0
12	30
13	6
14	90
15	0
16	42
17	0
18	144
19	17
20	56
21	0
22	156
23	0
24	72
25	34
26	1
27	256
28	0
29	0
30	90
31	0
32	0
33	324
34	10
35	0
36	110
37	0
38	0
39	400
40	0
41	8
42	132
43	70
44	0
45	342
46	0
47	0
48	156
49	0
50	0
51	576
52	121
53	0
54	182
55	0
56	25
57	462
58	0
59	0
60	210
61	102
62	0
63	784
64	0
65	0
66	1
67	240
68	0
69	0
70	0
71	900
72	24
73	52
74	0
75	272
76	0
77	0
78	0