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A216625 as a triangular array

1
25
246
38615
24468
4101216830
24464810
411822822837
3610962061223
41081616208221240
244648486814
6161830124812443032

A216625 as a square array

122324243426
548410411610416
6641248108418
15616622916630
8848616412
308222020848
10868412
371222844
2312630
40832
14
122324243426
548410411610416
6641248108418
15616622916630
8848616412
308222020848
10868412
371222844
2312630
40832
14