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”).

A361043 as a triangular array

1
21
321
4421
58821
616322221
7321281707221
864512136699225421
912820481092216512600892621
1025681928738226163221576637130343421
11512327686990504196352664378229733502325621287221

A361043 as a square array

1234567891011
1248163264128256512
128321285122048819232768
122217013661092287382699050
1272992165122616324196352
1225460082157666643782
12926371302973350
123434232562
1212872
12
1
1234567891011
1248163264128256512
128321285122048819232768
122217013661092287382699050
1272992165122616324196352
1225460082157666643782
12926371302973350
123434232562
1212872
12
1