login

A176231 as a triangular array

1
-11
3-61
-1545-151
105-420210-281
-9454725-3150630-451
10395-6237051975-138601485-661
-135135945945-945945315315-450453003-911
2027025-1621620018918900-75675601351350-1201205460-1201

A176231 as a square array

1-13-15105-94510395-1351352027025
1-645-4204725-62370945945-16216200
1-15210-315051975-94594518918900
1-28630-13860315315-7567560
1-451485-450451351350
1-663003-120120
1-915460
1-120
1
1-13-15105-94510395-1351352027025
1-645-4204725-62370945945-16216200
1-15210-315051975-94594518918900
1-28630-13860315315-7567560
1-451485-450451351350
1-663003-120120
1-915460
1-120
1