|
| |
| |
|
|
|
1, 2, 5, 9, 10, 22, 25, 26, 110, 998, 1158, 1410, 9860, 100270, 999100, 1005274, 1007044, 1055274, 1059163, 1063242, 1065027, 1083148, 1099446, 1103722, 1144506, 10146315, 99992456, 99997120
(list; graph; refs; listen; history; internal format)
|
|
|
|
OFFSET
| 1,2
|
|
|
COMMENTS
| A069862 is the smallest k such that n divides the concatenation of numbers from (n+1) to (n+k), where (n+1) is on the most significant side. - Robert G. Wilson v (rgwv(AT)rgwv.com), Nov 14 2003
|
|
|
LINKS
| C. Seggelin, Concatenation of Consecutive Integers.
|
|
|
MATHEMATICA
| f[n_] := Block[{k = n + 1}, d = k; While[ d != 0, k++; d = Mod[d*10^Floor[ Log[10, k] + 1] + k, n]]; k - n]; a = 0; Do[b = f[n]; If[b > a, a = b; Print[n, " = ", b]], {n, 1, 34500}]
|
|
|
CROSSREFS
| Cf. A069862, A088947.
Sequence in context: A191776 A095347 A159073 * A110781 A170838 A115248
Adjacent sequences: A088340 A088341 A088342 * A088344 A088345 A088346
|
|
|
KEYWORD
| nonn,more,base
|
|
|
AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), Nov 14 2003
|
|
|
EXTENSIONS
| More terms from Robert G. Wilson v (rgwv(AT)rgwv.com) and Chuck Seggelin (chuck(AT)plastereddragon.com), Nov 14 2003
Edited by Charles R Greathouse IV (charles.greathouse(AT)case.edu), Apr 30 2010
|
| |
|
|
