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A022172 as a triangular array

1
11
191
173731
158547455851
1468130426530426546811
1374491947764115608794519477641374491
12995931246606473799365054817993650548112466064732995931

A022172 as a square array

11111111
1973585468137449299593
1734745304265194776411246606473
158530426515608794579936505481
146811947764179936505481
1374491246606473
1299593
1

A022172 as an upper right triangle

11111111
1973585468137449299593
1734745304265194776411246606473
158530426515608794579936505481
146811947764179936505481
1374491246606473
1299593
1

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Last modified November 23 12:22 EST 2014. Contains 249842 sequences.