login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A029736 Palindromic cubes in base 16. 2
0, 1, 8, 4913, 16974593, 20346417, 68769820673, 83396175409, 281487861809153, 284799399232257, 337866128966449, 1152924803144876033, 1167339716607161089, 1382949865068368689, 4722367327294625677313, 4725826936714463031297, 4778141888650615849729 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
LINKS
FORMULA
a(n) = A029735(n)^3. - Michel Marcus, Dec 21 2015
PROG
(Python)
A029736_list, j = [], 0
for i in range(10**9):
s = format(j, 'x')
if s == s[::-1]:
A029736_list.append(j)
j += 3*i*(i+1)+1 # Chai Wah Wu, Dec 20 2015
(PARI) lista(nn) = {for (n=0, nn, my(vd = digits(n^3, 16)); if (Vecrev(vd) == vd, print1(n^3, ", ")); ); } \\ Michel Marcus, Dec 21 2015
CROSSREFS
Cf. A029735.
Sequence in context: A100351 A045478 A055319 * A206460 A340890 A093937
KEYWORD
nonn,base
AUTHOR
EXTENSIONS
More terms from Giovanni Resta, Aug 06 2019
STATUS
approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 28 05:02 EDT 2024. Contains 371235 sequences. (Running on oeis4.)