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A279580 as a triangular array

0
00
240
436400
143049443520
402212207762307230080
120154284062001356120547168252800
35210364876301567217714486246944127012482097920
1032680052138602548368431057612490527012

A279580 as a square array

002414401203521032
0436304221215428103648680052
040944207764062007630156138602548
0352230721356120721771443684310576
030085471688624694412490527012
02528012701248
0209792
0

A279580 as an upper right triangle

002414401203521032
0436304221215428103648680052
040944207764062007630156138602548
0352230721356120721771443684310576
030085471688624694412490527012
02528012701248
0209792
0

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Last modified January 19 13:56 EST 2022. Contains 350466 sequences. (Running on oeis4.)