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 A052093 a(n)^4 is the smallest fourth power whose decimal expansion digits occur with same frequency n. 4
 0, 207, 130398, 5694207, 426424828, 18304641024, 1002719491659 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Terms calculated by Jeff Heleen. LINKS Patrick De Geest, Numbers whose digits occur with same frequency EXAMPLE 207^4 = 1836036801 and digits 0,1,3,6 and 8 each occur twice. PROG (Python) g = agen(POW=4) # agen() in A054212 print([next(g) for n in range(1, 5)]) # Michael S. Branicky, Dec 17 2020 CROSSREFS Cf. A052094, A052069, A052071. Sequence in context: A204868 A223650 A232346 * A103477 A080531 A123136 Adjacent sequences:  A052090 A052091 A052092 * A052094 A052095 A052096 KEYWORD nonn,base,hard,more AUTHOR Patrick De Geest, Jan 15 2000 EXTENSIONS Offset corrected by Michel Marcus, Aug 12 2015 a(6) corrected and a(7) from Michael S. Branicky, Dec 17 2020 STATUS approved

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Last modified July 31 22:27 EDT 2021. Contains 346377 sequences. (Running on oeis4.)