

A309539


Positive numbers that contain both odd and even digits, with no digit repeated.


1



10, 12, 14, 16, 18, 21, 23, 25, 27, 29, 30, 32, 34, 36, 38, 41, 43, 45, 47, 49, 50, 52, 54, 56, 58, 61, 63, 65, 67, 69, 70, 72, 74, 76, 78, 81, 83, 85, 87, 89, 90, 92, 94, 96, 98, 102, 103, 104, 105, 106, 107, 108, 109, 120, 123, 124, 125, 126, 127, 128, 129, 130, 132, 134, 136
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OFFSET

1,1


COMMENTS

Unlike A318700, where digits can be repeated, this sequence is finite; last term is 9876543210.


LINKS

Table of n, a(n) for n=1..65.


EXAMPLE

49 and 50 are in the sequence but 19 and 20 are not.


MATHEMATICA

boeQ[n_]:=Max[DigitCount[n]]==1&&IntegerLength[n]>Count[ IntegerDigits[ n], _?EvenQ]>0; Select[Range[150], boeQ] (* Harvey P. Dale, Jul 02 2020 *)


PROG

(PARI) isok(n) = my(d=digits(n)); (#d == #Set(d)) && #select(x>(x%2), d) && #select(x>!(x%2), d); \\ Michel Marcus, Aug 07 2019


CROSSREFS

Cf. A318700, A010784.
Sequence in context: A055983 A318700 A180157 * A273492 A227870 A007958
Adjacent sequences: A309536 A309537 A309538 * A309540 A309541 A309542


KEYWORD

nonn,base,fini


AUTHOR

Enrique Navarrete, Aug 06 2019


STATUS

approved



