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A301608 as a triangular array

1
11
121
1221
13231
168861
110132513101
12126656526211
1425522633022655421
18615475512971297755154861
1179356253963938888639325393561791
1370884879430904

A301608 as a square array

111111111111
1223610214286179370
1228132655154356884
138256522675525398794
1613653301297639330904
1102622612978888
121557556393
1421542539
186356
1179
1
111111111111
1223610214286179370
1228132655154356884
138256522675525398794
1613653301297639330904
1102622612978888
121557556393
1421542539
186356
1179
1