A077744 Smallest number whose cube ends in n, or 0 if no such number exists. a(n) = A077743(n)^(1/3).

1, 8, 7, 4, 5, 6, 3, 2, 9, 0, 71, 8, 17, 0, 0, 6, 73, 0, 39, 0, 41, 0, 47, 24, 5, 0, 3, 12, 9, 0, 11, 18, 77, 0, 0, 46, 33, 0, 79, 0, 81, 0, 7, 14, 0, 0, 63, 22, 49, 0, 51, 28, 37, 0, 0, 36, 93, 0, 19, 0, 21, 0, 67, 4, 0, 0, 23, 32, 89, 0, 91, 38, 97, 0, 15, 26, 53, 0, 59, 0, 61, 0, 27, 44, 0