login

A230858 as a triangular array

-1
-11
-12-1
-14-31
-16-84-1
-18-1813-51
-110-3236-196-1
-112-5085-6126-71
-114-72166-17094-348-1
-116-98287-412296-13643-91
-118-128456-854824-473188-5310-1

A230858 as a square array

-1-1-1-1-1-1-1-1-1-1-1
124681012141618
-1-3-8-18-32-50-72-98-128
14133685166287456
-1-5-19-61-170-412-854
162694296824
-1-7-34-136-473
1843188
-1-9-53
110
-1
-1-1-1-1-1-1-1-1-1-1-1
124681012141618
-1-3-8-18-32-50-72-98-128
14133685166287456
-1-5-19-61-170-412-854
162694296824
-1-7-34-136-473
1843188
-1-9-53
110
-1