|
Search: id:A075804
|
|
|
| A075804 |
|
Differences between adjacent palindromic non-squarefree numbers A035132. |
|
+0
1
|
|
| 4, 1, 35, 44, 11, 22, 50, 41, 20, 10, 10, 20, 20, 41, 10, 20, 41, 10, 10, 20, 20, 20, 41, 50, 10, 31, 20, 20, 10, 10, 10, 10, 51, 61, 20, 20, 20, 20, 21, 90, 332, 550, 231, 220, 220, 110, 110, 220, 671, 110, 220, 11, 110, 110, 220, 110, 110, 220, 341, 220, 330, 341
(list; graph; listen)
|
|
|
OFFSET
|
1,1
|
|
|
EXAMPLE
|
a(1)=8-4=4, a(2)=9-8=1,a(3)=44-9=35.
|
|
MAPLE
|
test := proc(n) local d; d := convert(n, base, 10); return ListTools[Reverse](d)=d and numtheory[mobius](n)=0; end; s := []; for n from 1 to 7000 do if test(n) then s := [op(s), n]; end; od; a := [op(2..-1, s)-op(1..-2, s)];
|
|
CROSSREFS
|
Cf. A037010, A035132.
Sequence in context: A077097 A123126 A051142 this_sequence A059844 A091741 A061036
Adjacent sequences: A075801 A075802 A075803 this_sequence A075805 A075806 A075807
|
|
KEYWORD
|
nonn,base
|
|
AUTHOR
|
Jani Melik (jani_melik(AT)hotmail.com), Oct 13 2002
|
|
EXTENSIONS
|
Edited by Dean Hickerson (dean(AT)math.ucdavis.edu), Oct 21 2002
|
|
|
Search completed in 0.002 seconds
|
