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A154986 as a triangular array

1
11
141
111111
12470241
145314314451
176107927281079761
11193045169951699530451191
11767420804641867588046474201761
12491616430712414908621490862307124161642491

A154986 as a square array

1111111111
1411244576119176249
1117031410793045742016164
12431427281699580464307124
1451079169951867581490862
1763045804641490862
11197420307124
117616164
1249
1

A154986 as an upper right triangle

1111111111
1411244576119176249
1117031410793045742016164
12431427281699580464307124
1451079169951867581490862
1763045804641490862
11197420307124
117616164
1249
1

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Last modified October 1 17:45 EDT 2020. Contains 337444 sequences. (Running on oeis4.)