A138115 - OEIS

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A138115

Triangle read by rows: row n lists the first n digits of the decimal expansion of e.

2, 2, 7, 2, 7, 1, 2, 7, 1, 8, 2, 7, 1, 8, 2, 2, 7, 1, 8, 2, 8, 2, 7, 1, 8, 2, 8, 1, 2, 7, 1, 8, 2, 8, 1, 8, 2, 7, 1, 8, 2, 8, 1, 8, 2, 2, 7, 1, 8, 2, 8, 1, 8, 2, 8, 2, 7, 1, 8, 2, 8, 1, 8, 2, 8, 4, 2, 7, 1, 8, 2, 8, 1, 8, 2, 8, 4, 5

(list; table; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Also, successive digits of A011543.

LINKS

Table of n, a(n) for n=1..78.

EXAMPLE

Triangle begins:

..... 2

.... 2,7

... 2,7,1

.. 2,7,1,8

. 2,7,1,8,2

MATHEMATICA

Module[{nn=20, ed}, ed=RealDigits[E, 10, nn][[1]]; Flatten[Table[Take[ed, n], {n, nn}]]] (* Harvey P. Dale, Dec 24 2014 *)

CROSSREFS

Cf. A001113, A011543, A138068, A138069.

Sequence in context: A208475 A367197 A082837 * A021444 A029632 A089588

Adjacent sequences: A138112 A138113 A138114 * A138116 A138117 A138118

KEYWORD

easy,nonn,tabl,base

AUTHOR

Omar E. Pol, Mar 14 2008

STATUS

approved