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A209774
as a triangular array
1
2
3
2
7
8
3
12
25
21
3
19
56
84
55
4
26
103
227
269
144
4
36
169
486
848
833
377
5
45
259
914
2078
2999
2518
987
5
58
372
1565
4393
8277
10192
7475
2584
6
69
518
2503
8342
19420
31269
33600
21881
A209774
as a square array
1
2
2
3
3
4
4
5
5
6
3
7
12
19
26
36
45
58
69
8
25
56
103
169
259
372
518
21
84
227
486
914
1565
2503
55
269
848
2078
4393
8342
144
833
2999
8277
19420
377
2518
10192
31269
987
7475
33600
2584
21881
A209774
as an upper right triangle
1
2
2
3
3
4
4
5
5
6
3
7
12
19
26
36
45
58
69
8
25
56
103
169
259
372
518
21
84
227
486
914
1565
2503
55
269
848
2078
4393
8342
144
833
2999
8277
19420
377
2518
10192
31269
987
7475
33600
2584
21881
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Last modified May 15 01:22 EDT 2024. Contains 372536 sequences. (Running on oeis4.)