

A338090


Numbers having at least one 8 in their representation in base 9.


15



8, 17, 26, 35, 44, 53, 62, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 89, 98, 107, 116, 125, 134, 143, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 170, 179, 188, 197, 206, 215, 224, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 251, 260, 269, 278, 287, 296, 305, 314, 315
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OFFSET

1,1


COMMENTS



LINKS



EXAMPLE

70 is not in the sequence since it is 77_9 in base 9, but 76 is in the sequence since it is 84_9 in base 9.


MAPLE

seq(`if`(numboccur(8, convert(n, base, 9))>0, n, NULL), n=0..100);


MATHEMATICA

Select[ Range[ 0, 100 ], (Count[ IntegerDigits[ #, 9 ], 8 ]>0)& ]


PROG

(PARI) isok(m) = #select(x>(x==8), digits(m, 9)) >= 1;


CROSSREFS

Cf. A043485 (numbers with exactly one 8 in base 9).


KEYWORD

nonn,base,easy


AUTHOR



STATUS

approved



