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A342758
as a triangular array
12
15
23
19
30
37
22
37
48
54
26
44
60
71
74
29
51
71
88
97
97
33
58
83
105
121
128
123
36
65
94
122
144
159
162
152
40
72
106
139
168
190
202
201
184
43
79
117
156
191
221
241
250
243
219
47
86
129
173
215
252
281
299
303
290
257
A342758
as a square array
12
15
19
22
26
29
33
36
40
43
47
23
30
37
44
51
58
65
72
79
86
37
48
60
71
83
94
106
117
129
54
71
88
105
122
139
156
173
74
97
121
144
168
191
215
97
128
159
190
221
252
123
162
202
241
281
152
201
250
299
184
243
303
219
290
257
A342758
as an upper right triangle
12
15
19
22
26
29
33
36
40
43
47
23
30
37
44
51
58
65
72
79
86
37
48
60
71
83
94
106
117
129
54
71
88
105
122
139
156
173
74
97
121
144
168
191
215
97
128
159
190
221
252
123
162
202
241
281
152
201
250
299
184
243
303
219
290
257
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Last modified May 14 12:38 EDT 2024. Contains 372533 sequences. (Running on oeis4.)