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A212000
as a triangular array
1
3
2
6
5
3
12
11
9
6
20
19
17
14
8
35
34
32
29
23
15
54
53
51
48
42
34
19
86
85
83
80
74
66
51
32
128
127
125
122
116
108
93
74
42
192
191
189
186
180
172
157
138
106
64
275
274
272
269
263
255
240
A212000
as a square array
1
3
6
12
20
35
54
86
128
192
275
2
5
11
19
34
53
85
127
191
274
3
9
17
32
51
83
125
189
272
6
14
29
48
80
122
186
269
8
23
42
74
116
180
263
15
34
66
108
172
255
19
51
93
157
240
32
74
138
42
106
64
A212000
as an upper right triangle
1
3
6
12
20
35
54
86
128
192
275
2
5
11
19
34
53
85
127
191
274
3
9
17
32
51
83
125
189
272
6
14
29
48
80
122
186
269
8
23
42
74
116
180
263
15
34
66
108
172
255
19
51
93
157
240
32
74
138
42
106
64
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Last modified June 12 15:55 EDT 2024. Contains 373332 sequences. (Running on oeis4.)