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”).

A334518 as a triangular array

1
22
686
24848424
120163259041632120
720510401064304106430451040720
50402340480402671760245690982440267176023404805040
40320147985824273315542400155848781110401558487811104027331554240014798582440320
36288012338740736

A334518 as a square array

12624120720504040320362880
2884163251040234048014798582412338740736
68459041064304402671760273315542400
2416321064304245690982415584878111040
1205104040267176015584878111040
7202340480273315542400
5040147985824
40320
12624120720504040320362880
2884163251040234048014798582412338740736
68459041064304402671760273315542400
2416321064304245690982415584878111040
1205104040267176015584878111040
7202340480273315542400
5040147985824
40320