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A220718 as a triangular array

1
11
181
126261
11182261181
1463224322434631
1193021195729232119519301
178432015982126423212642320159878431
132209191349563806966168897201638069661913495322091
1131698

A220718 as a square array

1111111111
18261184631930784332209131698
1262262243211952015981913495
1118224372923212642363806966
1463211952126423168897201
1193020159863806966
178431913495
132209
1

A220718 as an upper right triangle

1111111111
18261184631930784332209131698
1262262243211952015981913495
1118224372923212642363806966
1463211952126423168897201
1193020159863806966
178431913495
132209
1

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Last modified December 2 08:18 EST 2020. Contains 338868 sequences. (Running on oeis4.)