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Concatenation of the first n decimal digits of e-2.
1

%I #12 Feb 28 2021 19:54:00

%S 7,71,718,7182,71828,718281,7182818,71828182,718281828,7182818284,

%T 71828182845,718281828459,7182818284590,71828182845904,

%U 718281828459045,7182818284590452,71828182845904523,718281828459045235,7182818284590452353,71828182845904523536

%N Concatenation of the first n decimal digits of e-2.

%t Module[{nn=20,c},c=Rest[RealDigits[E,10,nn][[1]]];Table[FromDigits[ Take[ c,n]],{n,nn-1}]] (* _Harvey P. Dale_, Jun 08 2015 *)

%Y Cf. A001113, A039916.

%K base,nonn

%O 1,1

%A _Felice Russo_

%E More terms from _Sean A. Irvine_, Feb 28 2021