login

A130452 as a triangular array

1
31
631
12631
2412631
482412631
96482412631
19296482412631
38419296482412631
76838419296482412631
153676838419296482412631
3072153676838419296482412631

A130452 as a square array

1361224489619238476815363072
136122448961923847681536
13612244896192384768
13612244896192384
13612244896192
13612244896
136122448
1361224
13612
136
13
1
1361224489619238476815363072
136122448961923847681536
13612244896192384768
13612244896192384
13612244896192
13612244896
136122448
1361224
13612
136
13
1