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A112296 Smret suoiverp eht fo mus fo esrever. 2
9, 9, 81, 99, 891, 9801, 9801, 19602, 39204, 79497, 499851, 548856, 1077021, 2274822, 4459554, 8909109, 70282971, 87111288, 664223571, 730645938, 5791910751, 6272012637, 36351143631, 49985258994, 88971507999, 789520249881, 868572264879, 7470454307481 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
REFERENCES
Zak Seidov, Posting to Seq Fan mailing list, Nov 28 2005.
LINKS
MAPLE
a[0]:=9: S:=a[0]: for n from 1 to 30 do S1:=convert(S, base, 10): c:=nops(S1): a[n]:=add(S1[c+1-j]*10^(j-1), j=1..c): S:=S+a[n]: od: seq(a[n], n=0..30); # Emeric Deutsch, Feb 03 2006
MATHEMATICA
Nest[Append[#, IntegerReverse@ Total@ #] &, {9}, 27] (* Michael De Vlieger, Sep 09 2021 *)
PROG
(Python)
def aupton(terms):
alst, s = [9], 9
for n in range(2, terms+1):
alst.append(int(str(s)[::-1]))
s += alst[-1]
return alst
print(aupton(28)) # Michael S. Branicky, Sep 09 2021
CROSSREFS
Cf. A004086.
Sequence in context: A165830 A152018 A223744 * A038299 A323210 A215272
KEYWORD
nonn,base
AUTHOR
N. J. A. Sloane, Nov 30 2005
EXTENSIONS
More terms from Emeric Deutsch, Feb 03 2006
STATUS
approved

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Last modified March 29 05:48 EDT 2024. Contains 371265 sequences. (Running on oeis4.)