A091947 (Fractional part of 1.1^n) * 10^n.

0, 1, 21, 331, 4641, 61051, 771561, 9487171, 14358881, 357947691, 5937424601, 85311670611, 138428376721, 4522712143931, 79749833583241, 177248169415651, 5949729863572161, 5447028499293771, 559917313492231481

Offset

0,3

Comments

a(n) = A001020(n) mod A011557(n).

Links

Table of n, a(n) for n=0..18.

Eric Weisstein's World of Mathematics, Fractional Part

Example

a(2) = (1.1^2 - floor(1.1^2))*10^2 = (1.21 - 1)*100 = 21.

Mathematica

Table[ FractionalPart[(11/10)^n] 10^n, {n, 0, 19}] (* Robert G. Wilson v, Feb 18 2004 *)

Crossrefs

Cf. A091946.

Sequence in context: A237856 A016260 A011810 * A016195 A322540 A016191

Adjacent sequences: A091944 A091945 A091946 * A091948 A091949 A091950

Keyword

nonn

Author

Reinhard Zumkeller, Feb 16 2004

Status

approved