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 A052072 Smallest cubes whose digits occur with the same frequency n. 5
 0, 1331, 700227072, 22676697737363992239, 1728999927211172788179288, 256263633328535368685258882625, 19194114355415391344355399945943513 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Patrick De Geest, Numbers whose digits occur with same frequency EXAMPLE 22676697737363992239 (= 2830479^3) and its digits 2, 3, 6, 7 and 9 each occur four times. MATHEMATICA Table[i = 0; While[x = i^3; Union@DeleteCases[DigitCount[x], 0] != {n}, i++]; x, {n, 7}] (* Robert Price, Oct 12 2019 *) PROG (Python) def A052072(n):     a, b, c = 0, 0, 0     for i in range(10**9):         s = str(c)         for d in set(s):             if s.count(d) != n:                 break         else:             return c         c += a + b + 1         b += 2*a + 3         a += 3     return 'search limit reached.'  # Chai Wah Wu, Aug 11 2015 CROSSREFS Cf. A052071, A052047, A052048, A052051, A052052, A052070. Sequence in context: A052076 A013795 A013860 * A050646 A044882 A158743 Adjacent sequences:  A052069 A052070 A052071 * A052073 A052074 A052075 KEYWORD nonn,base,more,nice AUTHOR Patrick De Geest, Jan 15 2000 EXTENSIONS Offset corrected by Michel Marcus, Aug 12 2015 a(7) from Giovanni Resta, Aug 19 2018 STATUS approved

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Last modified January 23 18:31 EST 2022. Contains 350514 sequences. (Running on oeis4.)