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A316648 as a triangular array

0
11
131
211112
31015103
5513333515
8165117421171658
1330624727727724730613
21993599954398895459999321
34286717572432138691386924321757286734
55681842411054154941

A316648 as a square array

011235813213455
1311105116530699328676818
111153311724759917574241
2103342277954243210541
35111727739881386954941
516524795413869
83065992432
139931757
212867
34
011235813213455
1311105116530699328676818
111153311724759917574241
2103342277954243210541
35111727739881386954941
516524795413869
83065992432
139931757
212867
34