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A222223 In the number n, replace all (decimal) digits '1' with '6' and vice versa. 1
0, 6, 2, 3, 4, 5, 1, 7, 8, 9, 60, 66, 62, 63, 64, 65, 61, 67, 68, 69, 20, 26, 22, 23, 24, 25, 21, 27, 28, 29, 30, 36, 32, 33, 34, 35, 31, 37, 38, 39, 40, 46, 42, 43, 44, 45, 41, 47, 48, 49, 50, 56, 52, 53, 54, 55, 51, 57, 58, 59, 10, 16, 12, 13, 14, 15, 11, 17, 18, 19, 70, 76, 72, 73, 74, 75 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
COMMENTS
The map which is applied to primes in A171029.
LINKS
MATHEMATICA
a[n_]:= IntegerDigits[n]/.{1->6, 6->1} // FromDigits; Table[a[n], {n, 0, 80}] (* Vincenzo Librandi, Jul 29 2013 *)
PROG
(PARI) A222223(n, d=[0, 6, 2, 3, 4, 5, 1, 7, 8, 9])=sum(i=1, #n=digits(n), d[n[i]+1]*10^(#n-i)) \\ gives correct value for n=0 iff d[1]=0, since digits(0)=[] in PARI (v.2.6)
CROSSREFS
Sequence in context: A307234 A021620 A093408 * A284821 A145680 A094775
KEYWORD
nonn,base,easy
AUTHOR
M. F. Hasler, Feb 12 2013
STATUS
approved

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Last modified March 28 10:31 EDT 2024. Contains 371240 sequences. (Running on oeis4.)