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”).

A158748 as a triangular array

1
11
511
11519-21
3628574029769861
39916681362868140202606-941
130767436728187178290481479000882362808624-5761
355687428090961209227898829618717828616247899656635304-4200-43181

A158748 as a square array

115115362857399166811307674367281355687428090961
11194029736286818717829048120922789882961
1-26984020247900088287178286162
166063628086478996566
1-942435304
1-576-4200
1-4318
1
115115362857399166811307674367281355687428090961
11194029736286818717829048120922789882961
1-26984020247900088287178286162
166063628086478996566
1-942435304
1-576-4200
1-4318
1