A288775 - cp's OEIS frontend

A288775 Difference between the total number of toothpicks in the toothpick structure of A139250 that are parallel to the initial toothpick after n odd stages, and the total number of "ON" cells at n-th stage in the "Ulam-Warburton" two-dimensional cellular automaton of A147562.

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	4
8	0
9	0
10	0
11	4
12	0
13	4
14	4
15	28
16	0
17	0
18	0
19	4
20	0
21	4
22	4
23	28
24	0
25	4
26	4
27	28
28	4
29	28
30	32
31	132
32	0
33	0
34	0
35	4
36	0
37	4
38	4
39	28
40	0
41	4
42	4
43	28
44	4
45	28
46	32
47	132
48	0
49	4
50	4
51	28
52	4
53	28
54	32
55	132
56	4
57	28
58	32
59	132
60	32
61	136
62	176
63	524
64	0
65	0
66	0
67	4
68	0
69	4
70	4
71	28
72	0
73	4
74	4
75	28
76	4
77	28
78	32
79	132
80	0
81	4
82	4
83	28
84	4
85	28
86	32
87	132
88	4
89	28
90	32

[0, 0, 0, 0, 0, 0, 4, 0, 0, 0, 4, 0, 4, 4, 28, 0, 0, 0, 4, 0, 4, 4, 28, 0, 4, 4, 28, 4, 28, 32, 132, 0, 0, 0, 4, 0, 4, 4, 28, 0, 4, 4, 28, 4, 28, 32, 132, 0, 4, 4, 28, 4, 28, 32, 132, 4, 28, 32, 132, 32, 136, 176, 524, 0, 0, 0, 4, 0, 4, 4, 28, 0, 4, 4, 28, 4, 28, 32, 132, 0, 4, 4, 28, 4, 28, 32, 132, 4, 28, 32]

cp's OEIS Frontend

A288775 Difference between the total number of toothpicks in the toothpick structure of A139250 that are parallel to the initial toothpick after n odd stages, and the total number of "ON" cells at n-th stage in the "Ulam-Warburton" two-dimensional cellular automaton of A147562.

Table of values

List of values

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	4
8	0
9	0
10	0
11	4
12	0
13	4
14	4
15	28
16	0
17	0
18	0
19	4
20	0
21	4
22	4
23	28
24	0
25	4
26	4
27	28
28	4
29	28
30	32
31	132
32	0
33	0
34	0
35	4
36	0
37	4
38	4
39	28
40	0
41	4
42	4
43	28
44	4
45	28
46	32
47	132
48	0
49	4
50	4
51	28
52	4
53	28
54	32
55	132
56	4
57	28
58	32
59	132
60	32
61	136
62	176
63	524
64	0
65	0
66	0
67	4
68	0
69	4
70	4
71	28
72	0
73	4
74	4
75	28
76	4
77	28
78	32
79	132
80	0
81	4
82	4
83	28
84	4
85	28
86	32
87	132
88	4
89	28
90	32

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	4
8	0
9	0
10	0
11	4
12	0
13	4
14	4
15	28
16	0
17	0
18	0
19	4
20	0
21	4
22	4
23	28
24	0
25	4
26	4
27	28
28	4
29	28
30	32
31	132
32	0
33	0
34	0
35	4
36	0
37	4
38	4
39	28
40	0
41	4
42	4
43	28
44	4
45	28
46	32
47	132
48	0
49	4
50	4
51	28
52	4
53	28
54	32
55	132
56	4
57	28
58	32
59	132
60	32
61	136
62	176
63	524
64	0
65	0
66	0
67	4
68	0
69	4
70	4
71	28
72	0
73	4
74	4
75	28
76	4
77	28
78	32
79	132
80	0
81	4
82	4
83	28
84	4
85	28
86	32
87	132
88	4
89	28
90	32

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	4
8	0
9	0
10	0
11	4
12	0
13	4
14	4
15	28
16	0
17	0
18	0
19	4
20	0
21	4
22	4
23	28
24	0
25	4
26	4
27	28
28	4
29	28
30	32
31	132
32	0
33	0
34	0
35	4
36	0
37	4
38	4
39	28
40	0
41	4
42	4
43	28
44	4
45	28
46	32
47	132
48	0
49	4
50	4
51	28
52	4
53	28
54	32
55	132
56	4
57	28
58	32
59	132
60	32
61	136
62	176
63	524
64	0
65	0
66	0
67	4
68	0
69	4
70	4
71	28
72	0
73	4
74	4
75	28
76	4
77	28
78	32
79	132
80	0
81	4
82	4
83	28
84	4
85	28
86	32
87	132
88	4
89	28
90	32