A228270 First position of n in the continued fraction of log(10).

4, 0, 1, 11, 18, 7, 44, 159, 74, 212, 260, 182, 43, 152, 59, 84, 40, 186, 27, 89, 927, 38, 20, 83, 277, 17, 101, 65, 194, 2244, 492, 779, 88, 632, 411, 634, 1090, 1624, 177, 228, 2358, 1720, 1502, 2809, 2933, 897, 1452, 6833, 5467, 1860, 126, 1010, 1908, 1789

Offset

1,1

Comments

Smallest positive integers not appearing in the first 9702786891 terms of the c.f. are 40230, 45952, 46178, 46530, ... - Eric W. Weisstein, Aug 28 2013

Links

Table of n, a(n) for n=1..54.

Eric W. Weisstein, Table of n, a(n) for n = 1.. 40229

Eric Weisstein's World of Mathematics, Natural Logarithm of 10 Continued Fraction

Mathematica

Flatten[With[{cf=ContinuedFraction[Log[10], 7000]}, Table[SequencePosition[cf, {n}, 1][[All, 1]], {n, 60}]]]-1 (* Harvey P. Dale, Oct 09 2022 *)

Crossrefs

Cf. A016730 (continued fraction of log(10)).

Sequence in context: A344393 A127153 A178979 * A335748 A266488 A189355

Adjacent sequences: A228267 A228268 A228269 * A228271 A228272 A228273

Keyword

nonn,cofr

Author

Eric W. Weisstein, Aug 19 2013

Status

approved