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A255915 as a triangular array

1
11
1631
17287281
140324659240321
115624999936999936156241
145864113742726299596811374272458641
11176488564774418381323521838132352856477441176481
125804848188620830358831104117640470528

A255915 as a square array

111111111
16372840321562445864117648258048
1728465929999361137427285647744481886208
1403299993662995968183813235230358831104
115624113742721838132352117640470528
14586485647744
1117648
1

A255915 as an upper right triangle

111111111
16372840321562445864117648258048
1728465929999361137427285647744481886208
1403299993662995968183813235230358831104
115624113742721838132352117640470528
14586485647744
1117648
1

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Last modified September 18 20:19 EDT 2020. Contains 337173 sequences. (Running on oeis4.)