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 A062180 Harmonic mean of digits is 2. 1
 2, 22, 136, 144, 163, 222, 316, 361, 414, 441, 613, 631, 1236, 1244, 1263, 1326, 1333, 1362, 1424, 1442, 1623, 1632, 2136, 2144, 2163, 2222, 2316, 2361, 2414, 2441, 2613, 2631, 3126, 3133, 3162, 3216, 3261, 3313, 3331, 3612, 3621, 4124, 4142, 4214, 4241 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS MATHEMATICA Do[ h = IntegerDigits[n]; If[ Sort[h][[1]] != 0 && Length[h]/Apply[Plus, 1/h] == 2, Print[n]], {n, 1, 10^4}] CROSSREFS Cf. A062179-A062185, A061383-A061388, A061423-A061425. Sequence in context: A292732 A255866 A330900 * A244719 A084399 A067057 Adjacent sequences:  A062177 A062178 A062179 * A062181 A062182 A062183 KEYWORD base,easy,nonn AUTHOR Vladeta Jovovic, Jun 12 2001 EXTENSIONS More terms from Henry Bottomley, Jul 25 2001 STATUS approved

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Last modified August 7 12:19 EDT 2020. Contains 336276 sequences. (Running on oeis4.)