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A209168 as a triangular array

1
21
463
716177
1237564717
207815418212841
3315637857456534499
54301864159019951697915239
88566187740486118660549732413577
143104439279693170732212821093

A209168 as a square array

12471220335488143
161637781563015661044
3175615437886418773927
747182574159040489693
171285651995611817073
413441697660522128
99915497321093
2392413
577
12471220335488143
161637781563015661044
3175615437886418773927
747182574159040489693
171285651995611817073
413441697660522128
99915497321093
2392413
577

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Last modified September 20 06:18 EDT 2024. Contains 376042 sequences. (Running on oeis4.)