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”).

A305175 as a triangular array

0
00
030
0550
0184180
0614646610
02091514101512090
0702543239723975437020
023812120139702681013970212023810
0806981559342621847621847693426815580690
02733030205586718

A305175 as a square array

00000000000
03518612097022381806927330
054461515432120815530205
0184641023971397093426586718
061151239726810218476
020954313970218476
0702212093426
023818155
08069
0
00000000000
03518612097022381806927330
054461515432120815530205
0184641023971397093426586718
061151239726810218476
020954313970218476
0702212093426
023818155
08069
0