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A059504 Numbers n with property that reading n gives correct, although not necessarily complete, information about itself. 4
10, 12, 13, 14, 15, 16, 17, 18, 19, 22, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1021, 1022, 1210, 1213, 1214, 1215, 1216, 1217, 1218, 1219, 1310, 1312, 1314, 1315, 1316, 1317, 1318, 1319, 1321, 1322, 1410, 1412, 1413, 1415, 1416, 1417, 1418, 1419 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

This is another sequence of "self-describing" numbers.

LINKS

G. C. Greubel, Table of n, a(n) for n = 1..1000

EXAMPLE

Reading 1016 as "one 0, one 6", it states correctly that it contains one 0 and one 6.

MATHEMATICA

A059504Q = Module[{i = IntegerDigits@#}, EvenQ@Length@i && SubsetQ[Reverse /@ Tally@i, Partition[i, 2]]] &; Select[Range@1419, A059504Q] (* JungHwan Min, Jan 15 2017 *)

CROSSREFS

Cf. A109775.

Sequence in context: A102850 A043493 A105959 * A083310 A065206 A261925

Adjacent sequences:  A059501 A059502 A059503 * A059505 A059506 A059507

KEYWORD

base,nonn,word,nice

AUTHOR

Floor van Lamoen, Jan 19 2001

EXTENSIONS

More terms from Jud McCranie, Aug 13 2005

STATUS

approved

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Last modified February 20 18:31 EST 2018. Contains 299381 sequences. (Running on oeis4.)