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”).

A196967 as a triangular array

1
22
363
415154
648101486
91455625621459
1344931455465314544913
19139717966586395863917966139719
2843421020806342411210968634241102080434228
4113500579654676438624281566

A196967 as a square array

12346913192841
2615481454491397434213500
315101562314517966102080579654
4485625465586396342416764386
6145314558639121096824281566
944917966634241
131397102080
194342
28
12346913192841
2615481454491397434213500
315101562314517966102080579654
4485625465586396342416764386
6145314558639121096824281566
944917966634241
131397102080
194342
28