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A008288 as a triangular array

1
11
131
1551
171371
19252591
111416341111
1136112912961131
1158523132123185151
117113377681681377113171
119145575128916831289575145191
121181833224136533653

A008288 as a square array

111111111111
13579111315171921
151325416185113145181
172563129231377575833
194112932168112892241
1116123168116833653
1138537712893653
115113575
117145
119
1

A008288 as an upper right triangle

111111111111
13579111315171921
151325416185113145181
172563129231377575833
194112932168112892241
1116123168116833653
1138537712893653
115113575
117145
119
1

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Last modified January 22 18:28 EST 2019. Contains 319365 sequences. (Running on oeis4.)