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A197672 as a triangular array

1
33
494
522225
97195719
1621754654621716
2564227655005276564225
39196314503443234432314503196339
6459637481240396070908340396074812596364
10518018386556367534511277331

A197672 as a square array

1345916253964105
3922712176421963596318018
4229554627651450374812386556
5715465005443234039603675345
921727654432370908311277331
1664214503403960
25196374812
395963
64
1345916253964105
3922712176421963596318018
4229554627651450374812386556
5715465005443234039603675345
921727654432370908311277331
1664214503403960
25196374812
395963
64