A039920 Concatenation of the first n decimal digits of e-2.

7, 71, 718, 7182, 71828, 718281, 7182818, 71828182, 718281828, 7182818284, 71828182845, 718281828459, 7182818284590, 71828182845904, 718281828459045, 7182818284590452, 71828182845904523, 718281828459045235, 7182818284590452353, 71828182845904523536

Offset: 1

Author

Felice Russo

Keywords

• base
• nonn

Crossrefs

Cf. A001113, A039916.

Programs

Mathematica

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 *)

Extensions

More terms from Sean A. Irvine, Feb 28 2021