A151922 - cp's OEIS frontend

A151922 Number of first-quadrant cells (including the two boundaries) that are "ON" after n-th stage of the Holladay-Ulam cellular automaton.

n	a(n)
0	1
1	3
2	5
3	9
4	11
5	15
6	19
7	29
8	31
9	35
10	39
11	49
12	53
13	63
14	73
15	101
16	103
17	107
18	111
19	121
20	125
21	135
22	145
23	173
24	177
25	187
26	197
27	225
28	235
29	263
30	291
31	373
32	375
33	379
34	383
35	393
36	397
37	407
38	417
39	445
40	449
41	459
42	469
43	497
44	507
45	535
46	563
47	645

[1, 3, 5, 9, 11, 15, 19, 29, 31, 35, 39, 49, 53, 63, 73, 101, 103, 107, 111, 121, 125, 135, 145, 173, 177, 187, 197, 225, 235, 263, 291, 373, 375, 379, 383, 393, 397, 407, 417, 445, 449, 459, 469, 497, 507, 535, 563, 645]

cp's OEIS Frontend

A151922 Number of first-quadrant cells (including the two boundaries) that are "ON" after n-th stage of the Holladay-Ulam cellular automaton.

Table of values

List of values

n	a(n)
0	1
1	3
2	5
3	9
4	11
5	15
6	19
7	29
8	31
9	35
10	39
11	49
12	53
13	63
14	73
15	101
16	103
17	107
18	111
19	121
20	125
21	135
22	145
23	173
24	177
25	187
26	197
27	225
28	235
29	263
30	291
31	373
32	375
33	379
34	383
35	393
36	397
37	407
38	417
39	445
40	449
41	459
42	469
43	497
44	507
45	535
46	563
47	645

n	a(n)
0	1
1	3
2	5
3	9
4	11
5	15
6	19
7	29
8	31
9	35
10	39
11	49
12	53
13	63
14	73
15	101
16	103
17	107
18	111
19	121
20	125
21	135
22	145
23	173
24	177
25	187
26	197
27	225
28	235
29	263
30	291
31	373
32	375
33	379
34	383
35	393
36	397
37	407
38	417
39	445
40	449
41	459
42	469
43	497
44	507
45	535
46	563
47	645

n	a(n)
0	1
1	3
2	5
3	9
4	11
5	15
6	19
7	29
8	31
9	35
10	39
11	49
12	53
13	63
14	73
15	101
16	103
17	107
18	111
19	121
20	125
21	135
22	145
23	173
24	177
25	187
26	197
27	225
28	235
29	263
30	291
31	373
32	375
33	379
34	383
35	393
36	397
37	407
38	417
39	445
40	449
41	459
42	469
43	497
44	507
45	535
46	563
47	645