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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A046336 Palindromes with exactly 10 prime factors (counted with multiplicity). 1
8448, 40704, 42624, 46464, 63936, 65856, 69696, 234432, 255552, 297792, 426624, 639936, 2152512, 2300032, 2327232, 2346432, 2570752, 2726272, 2741472, 2783872, 2939392, 2996992, 4072704, 4209024, 4266624, 4811184, 4897984 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

MATHEMATICA

Select[Range[2, 10000000], IntegerDigits[ # ] == Reverse[IntegerDigits[ # ]] && Plus @@ Transpose[FactorInteger[ # ]][[2]] == 10 &] - Tanya Khovanova (tanyakh(AT)yahoo.com), Sep 07 2007

CROSSREFS

Cf. A046314, A046323.

Sequence in context: A116258 A116311 A116351 * A046384 A170787 A151643

Adjacent sequences:  A046333 A046334 A046335 * A046337 A046338 A046339

KEYWORD

nonn,base

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), Jun 15 1998.

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 February 15 23:34 EST 2012. Contains 205860 sequences.