A249944 Numerator of fraction equal to the finite continued fraction [2,7,1,8,2,...] (first n digits of e).

2, 15, 17, 151, 319, 2703, 3022, 26879, 56780, 481119, 1981256, 10387399, 95467847, 10387399, 137017443, 695474614, 1527966671, 5279374627, 27924839806, 89053894045, 562248204076, 89053894045, 740355992166, 6011901831373, 42823668811777, 177306577078481

Offset

1,1

Links

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Example

2 + 1/7 = 15/7 defines a(2).
2 + 1/(7 + 1/1) = 17/8 defines a(3).

Mathematica

Module[{nn=30, pd}, pd=RealDigits[E, 10, nn][[1]]; Table[Numerator[ FromContinuedFraction[Take[pd, n]]], {n, nn}]]

Crossrefs

Cf. A001113, A036253, A036254, A251626.

Sequence in context: A042571 A041797 A041289 * A042685 A031022 A194542

Adjacent sequences: A249941 A249942 A249943 * A249945 A249946 A249947

Keyword

frac,nonn,base

Author

Harvey P. Dale, Dec 07 2014

Status

approved