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A222250 In the number n, replace all (decimal) digits '6' with '8' and vice versa. 1
0, 1, 2, 3, 4, 5, 8, 7, 6, 9, 10, 11, 12, 13, 14, 15, 18, 17, 16, 19, 20, 21, 22, 23, 24, 25, 28, 27, 26, 29, 30, 31, 32, 33, 34, 35, 38, 37, 36, 39, 40, 41, 42, 43, 44, 45, 48, 47, 46, 49, 50, 51, 52, 53, 54, 55, 58, 57, 56, 59, 80, 81, 82, 83, 84, 85, 88, 87, 86, 89, 70, 71, 72, 73, 74, 75 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

The map which is applied to primes in A171047.

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

MATHEMATICA

a[n_]:= IntegerDigits[n]/.{6->8, 8->6} // FromDigits; Table[a[n], {n, 0, 80}] (* Vincenzo Librandi, Jul 31 2013 *)

PROG

(PARI) A222250(n, d=[0, 1, 2, 3, 4, 5, 8, 7, 6, 9])=sum(i=1, #n=digits(n), d[n[i]+1]*10^(#n-i), !n*d[1]) \\ N.B.: digits(0)=[] in PARI (v.2.6)

CROSSREFS

Cf. A222210-A222254; A171013-A171016, A175770, A171018-A171057.

Sequence in context: A275877 A245819 A207802 * A122317 A130992 A122318

Adjacent sequences:  A222247 A222248 A222249 * A222251 A222252 A222253

KEYWORD

nonn,base,easy

AUTHOR

M. F. Hasler, Feb 13 2013

STATUS

approved

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Last modified January 25 23:08 EST 2020. Contains 331270 sequences. (Running on oeis4.)