login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A077750 Least significant digit of A077749(n). 1
0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0, 2, 6, 4, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..104.

FORMULA

a(n) = A077749(n) - 10*floor(A077749(n)/10).

a(4n-3) = 0, a(4n-2) = 2, a(4n-1) = 6, a(4n) = 4, n > 0. - Sascha Kurz, Jan 04 2003

a(n) = 3-3*cos(n*Pi/2)-sin(n*Pi/20. - Wesley Ivan Hurt, May 07 2021

MAPLE

seq((2^i-1-1) mod 10, i=1..160);

CROSSREFS

Cf. A077749.

Sequence in context: A101819 A177761 A128192 * A332253 A247493 A076393

Adjacent sequences:  A077747 A077748 A077749 * A077751 A077752 A077753

KEYWORD

base,nonn

AUTHOR

Amarnath Murthy, Nov 20 2002

EXTENSIONS

More terms from Sascha Kurz, Jan 04 2003

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified June 16 19:05 EDT 2021. Contains 345068 sequences. (Running on oeis4.)