A228243 First occurrence of n consecutive n's in the decimal expansion of log(10).

20, 111, 56, 9041, 4767, 674596, 24611354, 64653957, 131278082

Offset

1,1

Comments

Earls sequence for log(10).

Links

Table of n, a(n) for n=1..9.

Eric Weisstein's World of Mathematics, Natural Logarithm of 10 Digits

Eric Weisstein's World of Mathematics, Earls Sequence

Example

log(10) = 2.302585092994045684017...4228.., so
a(1) = 20 (the digit string 1 first occurs at position 20 after the decimal point)
a(2) = 111 (the digit string 22 first occurs starting at position 111 after the decimal point)

Crossrefs

Cf. A002392 (decimal expansion of log(10)).

Sequence in context: A008383 A024192 A309781 * A086605 A321050 A107837

Adjacent sequences: A228240 A228241 A228242 * A228244 A228245 A228246

Keyword

nonn,base

Author

Eric W. Weisstein, Aug 17 2013

Status

approved