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Scan decimal expansion of e until all n-digit strings have been seen; a(n) is last string seen.
8

%I #33 Jan 09 2023 07:53:23

%S 6,12,548,1769,92994,513311,1934715,56891305

%N Scan decimal expansion of e until all n-digit strings have been seen; a(n) is last string seen.

%C The digits scanned are {2, 7, 1, 8, 2, 8, ...}, so the initial 2 in 2.71828... is included and counted as the first digit.

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/ConstantDigitScanning.html">Constant Digit Scanning</a>

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/eDigits.html">e Digits</a>

%Y Cf. A001113 (decimal expansion of e).

%Y Cf. A036904 (number of digits in the decimal expansion of e that must be scanned to get all n-digit number).

%Y Cf. A088576 (starting position of the first occurrence of n in the decimal expansion of e).

%Y Cf. A036901, A036902, A036903, A036905, A036906.

%K nonn,base,more

%O 1,1

%A _David W. Wilson_ and _Michael Kleber_

%E a(7) = 1934715 from _Eric W. Weisstein_, Sep 10 2013

%E a(8) = 56891305 from _Eric W. Weisstein_, Sep 11 2013