login

A075181 as a triangular array

1
21
662
2436226
12024021010024
720180020401350548120
504015120210001764097443528720
4032014112023184023520016245678792261365040
36288014515202751840326592026938801614816

A075181 as a square array

12624120720504040320362880
16362401800151201411201451520
2222102040210002318402751840
61001350176402352003265920
2454897441624562693880
1203528787921614816
72026136
5040
12624120720504040320362880
16362401800151201411201451520
2222102040210002318402751840
61001350176402352003265920
2454897441624562693880
1203528787921614816
72026136
5040