A055200 a(-1) = 2; for n >= 0, a(n) is the 10^n-th digit of e after the decimal point.

2, 7, 4, 4, 4, 8, 8, 8, 6, 2, 1, 6, 7, 7

Offset

-1,1

Links

Table of n, a(n) for n=-1..12.

Alexander J. Yee, 500,000,000,000 Decimal Digits of E, March 7 2011 (numberworld.org).

Example

7 is the first digit of e after the decimal point, 4 is the 10th decimal digit of e, etc.

Mathematica

Do[Print[IntegerPart[Mod[N[E*Floor[10^(10^n)], 10^n + 25], 10]]], {n, -1, 7}] (* David Baugh, Apr 23 2004 *)

Crossrefs

Cf. A001113.

Sequence in context: A347876 A241517 A145433 * A323755 A093590 A065629

Adjacent sequences: A055197 A055198 A055199 * A055201 A055202 A055203

Keyword

base,nonn,dumb

Author

Robert G. Wilson v, Jun 30 2000

Extensions

Four more terms from David Baugh, Apr 23 2004

a(11) from Robert G. Wilson v, Jul 08 2012

a(12) is 7, per private communications today from Alexander J. Yee. - Robert G. Wilson v, Jul 08 2012

Status

approved