cheddar> (a->a.map(i->a.map(j->i*j)))(("%d"%2**50).bytes.map(n->n-48))
[[1, 1, 2, 5, 8, 9, 9, 9, 0, 6, 8, 4, 2, 6, 2, 4], [1, 1, 2, 5, 8, 9, 9, 9, 0, 6
, 8, 4, 2, 6, 2, 4], [2, 2, 4, 10, 16, 18, 18, 18, 0, 12, 16, 8, 4, 12, 4, 8], [
5, 5, 10, 25, 40, 45, 45, 45, 0, 30, 40, 20, 10, 30, 10, 20], [8, 8, 16, 40, 64,
72, 72, 72, 0, 48, 64, 32, 16, 48, 16, 32], [9, 9, 18, 45, 72, 81, 81, 81, 0, 5
4, 72, 36, 18, 54, 18, 36], [9, 9, 18, 45, 72, 81, 81, 81, 0, 54, 72, 36, 18, 54
, 18, 36], [9, 9, 18, 45, 72, 81, 81, 81, 0, 54, 72, 36, 18, 54, 18, 36], [0, 0,