login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A129750 Absolute difference of final digits of consecutive primes. 1
1, 2, 2, 6, 2, 4, 2, 6, 6, 8, 6, 6, 2, 4, 4, 6, 8, 6, 6, 2, 6, 6, 6, 2, 6, 2, 4, 2, 6, 4, 6, 6, 2, 0, 8, 6, 4, 4, 4, 6, 8, 0, 2, 4, 2, 8, 2, 4, 2, 6, 6, 8, 0, 6, 4, 6, 8, 6, 6, 2, 0, 4, 6, 2, 4, 6, 6, 0, 2, 6, 6, 2, 4, 6, 6, 6, 2, 6, 8, 0, 8, 0, 2, 6, 6, 6, 2, 6, 2, 4, 2, 2, 6, 8, 6, 6, 8, 2, 2, 6, 0, 4, 6, 8, 6 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..105.

MATHEMATICA

f[n_] := Abs[Mod[Prime[n + 1], 10] - Mod[Prime[n], 10]]; Array[f, 105] (*Chandler*)

CROSSREFS

Sequence in context: A162299 A205506 A110141 * A068976 A124859 A021446

Adjacent sequences:  A129747 A129748 A129749 * A129751 A129752 A129753

KEYWORD

base,easy,nonn

AUTHOR

Giovanni Teofilatto, Jun 02 2007

EXTENSIONS

Corrected and extended by Ray Chandler, Jun 12 2007

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified June 19 23:42 EDT 2013. Contains 226416 sequences.