login

A130671 as a triangular array

1
11
121
1331
14741
15131351
1621302161
173157573171
184396123964381
19571492312311495791
1107321839547839521873101

A130671 as a square array

11111111111
12345678910
137132131435773
1413305796149218
152157123231395
163196231478
1743149395
1857218
1973
110
1
11111111111
12345678910
137132131435773
1413305796149218
152157123231395
163196231478
1743149395
1857218
1973
110
1