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”).

A185095 as a triangular array

1
21
331
4571
5713181
691938471
71125581171231
81331781873703221
915379825762211868431
1017431183278742110382722071
1119491383971126303472521238957781

A185095 as a square array

1234567891011
135791113151719
1713192531374349
11838587898118138
147117187257327397
11233706228741126
1322118621103034
184338277252
1220712389
15778
1
1234567891011
135791113151719
1713192531374349
11838587898118138
147117187257327397
11233706228741126
1322118621103034
184338277252
1220712389
15778
1