login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A235784 as a triangular array

81
537537
319973313199
17837866918636917837
95679922543199879592432395679
498597924294940810011415596899324103498597
2546207880653097750831931647458581807571787898250512546207
12796069

A235784 as a square array

8153731991783795679498597254620712796069
537733186691922543924294988065309
319986369199879540810011775083193
17837924323415596891647458581
956799324103807571787
49859789825051
2546207
8153731991783795679498597254620712796069
537733186691922543924294988065309
319986369199879540810011775083193
17837924323415596891647458581
956799324103807571787
49859789825051
2546207