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A281260 as a triangular array

1
02
023
0284
0215205
022460406
0235140175707
02482805604201128
0263504147017648821689
0280840336058804704168024010
029913206930166321940411088297033011
0212019801320041580

A281260 as a square array

100000000000
22222222222
3815243548638099120
4206014028050484013201980
54017556014703360693013200
670420176458801663241580
7112882470419404
8168168011088
92402970
10330
11

A281260 as an upper right triangle

100000000000
22222222222
3815243548638099120
4206014028050484013201980
54017556014703360693013200
670420176458801663241580
7112882470419404
8168168011088
92402970
10330
11

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Last modified March 28 09:04 EDT 2024. Contains 371240 sequences. (Running on oeis4.)