login

A304942 as a triangular array

1
11
121
1331
151151
17353571
111132410132111
11547161786178471151
12218061220385942031220381806221
13070422921607858208098582080929216077042301

A304942 as a square array

1111111111
1235711152230
13113513247118067042
153541061781220382921607
17132617859420385820809
11147112203885820809
11518062921607
1227042
130
1
1111111111
1235711152230
13113513247118067042
153541061781220382921607
17132617859420385820809
11147112203885820809
11518062921607
1227042
130
1