This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A050812 Number of times n is palindromic in bases b, 2<=b<=10. 8
 9, 9, 8, 8, 7, 7, 5, 5, 4, 3, 3, 1, 1, 1, 1, 2, 2, 2, 2, 0, 2, 3, 1, 1, 2, 1, 2, 2, 2, 1, 1, 2, 1, 2, 1, 1, 2, 1, 1, 0, 3, 1, 1, 1, 1, 2, 2, 0, 1, 1, 2, 2, 2, 0, 1, 3, 1, 2, 0, 1, 1, 1, 1, 3, 1, 3, 1, 2, 1, 0, 1, 1, 1, 2, 1, 0, 0, 1, 2, 0, 3, 1, 2, 1, 0, 3 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS T. D. Noe, Table of n, a(n) for n = 0..10000 P. De Geest, Palindromic numbers beyond base 10 EXAMPLE E.g. n=121 is 4 since 121{10}, 171{8}, 232{7} and 11111{3} are palindromes. MATHEMATICA Table[Count[Table[IntegerDigits[n, b], {b, 2, 10}], _?(#==Reverse[#]&)], {n, 0, 90}] (* Harvey P. Dale, Aug 18 2012 *) CROSSREFS Cf. A050813, A016038, A002113. Sequence in context: A304029 A019896 A175570 * A139345 A231470 A109942 Adjacent sequences:  A050809 A050810 A050811 * A050813 A050814 A050815 KEYWORD nonn,base AUTHOR Patrick De Geest, Oct 15 1999. 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.

Last modified April 20 16:17 EDT 2019. Contains 322310 sequences. (Running on oeis4.)