login

A154556 as a triangular array

1
-11
1-11
-1001
12-321
-1-55-551
190-5091
-1-14-2135-3521141
12070-5635-5670201
-1-27-162-42189-18942162271

A154556 as a square array

1-11-11-11-11-1
1-102-59-1420-27
10-350-2170-162
12-5-535-56-42
150-3535189
1921-56-189
1147042
120162
127
1
1-11-11-11-11-1
1-102-59-1420-27
10-350-2170-162
12-5-535-56-42
150-3535189
1921-56-189
1147042
120162
127
1