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A118413
as a triangular array
1
3
6
5
10
20
7
14
28
56
9
18
36
72
144
11
22
44
88
176
352
13
26
52
104
208
416
832
15
30
60
120
240
480
960
1920
17
34
68
136
272
544
1088
2176
4352
19
38
76
152
304
608
1216
2432
4864
9728
21
42
84
168
A118413
as a square array
1
3
5
7
9
11
13
15
17
19
21
6
10
14
18
22
26
30
34
38
42
20
28
36
44
52
60
68
76
84
56
72
88
104
120
136
152
168
144
176
208
240
272
304
352
416
480
544
608
832
960
1088
1216
1920
2176
2432
4352
4864
9728
A118413
as an upper right triangle
1
3
5
7
9
11
13
15
17
19
21
6
10
14
18
22
26
30
34
38
42
20
28
36
44
52
60
68
76
84
56
72
88
104
120
136
152
168
144
176
208
240
272
304
352
416
480
544
608
832
960
1088
1216
1920
2176
2432
4352
4864
9728
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Last modified May 13 03:50 EDT 2024. Contains 372497 sequences. (Running on oeis4.)