A046336 Palindromes with exactly 10 prime factors (counted with multiplicity).

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, 6129216, 6167616, 6186816, 6334336

Offset

1,1

Links

John Cerkan, Table of n, a(n) for n = 1..10000

Mathematica

Select[Range[2, 10000000], IntegerDigits[ # ] == Reverse[IntegerDigits[ # ]] && Plus @@ Transpose[FactorInteger[ # ]][[2]] == 10 &] (* Tanya Khovanova, Sep 07 2007 *)

Crossrefs

Cf. A046314, A046323.

Sequence in context: A116311 A116351 A253147 * A046384 A170787 A237846

Adjacent sequences: A046333 A046334 A046335 * A046337 A046338 A046339

Keyword

nonn,base

Author

Patrick De Geest, Jun 15 1998

Status

approved