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A159040 as a triangular array

1
11
1-41
1-6-61
1-811-81
1-101919-101
1-1229-4029-121
1-1441-70-7041-141
1-1655-112139-11255-161
1-1871-168251251-16871-181
1-2089-240419-504419-24089-201

A159040 as a square array

11111111111
1-4-6-8-10-12-14-16-18-20
1-611192941557189
1-819-40-70-112-168-240
1-1029-70139251419
1-1241-112251-504
1-1455-168419
1-1671-240
1-1889
1-20
1

A159040 as an upper right triangle

11111111111
1-4-6-8-10-12-14-16-18-20
1-611192941557189
1-819-40-70-112-168-240
1-1029-70139251419
1-1241-112251-504
1-1455-168419
1-1671-240
1-1889
1-20
1

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Last modified April 8 08:54 EDT 2020. Contains 333313 sequences. (Running on oeis4.)