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 A330616 Palindromes that are the product of 2 non-palindromic numbers. 1
 252, 272, 323, 414, 434, 444, 464, 494, 525, 555, 575, 585, 595, 636, 646, 656, 666, 676, 686, 696, 767, 777, 828, 848, 868, 888, 949, 969, 989, 999, 2002, 2112, 2772, 2992, 3003, 3553, 4004, 4224, 4554, 4774, 4884, 5005, 5115, 5225, 5775, 6006, 6336, 6996, 7007 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Chai Wah Wu, Table of n, a(n) for n = 1..10000 EXAMPLE 272=16*17 is a term but 282=6*47 is not a term. MATHEMATICA seqQ[n_] := PalindromeQ[n] && AnyTrue[Divisors[n], ! PalindromeQ[#] && ! PalindromeQ[n/#] &]; Select[Range[7007], seqQ] (* Amiram Eldar, Mar 01 2020 *) CROSSREFS Subsequence of A084325 (palindromes such that at least one divisor is non-palindromic). Cf. A062687 (numbers all of whose divisors are palindromic). Sequence in context: A177809 A113899 A045182 * A046331 A066695 A104396 Adjacent sequences:  A330613 A330614 A330615 * A330617 A330618 A330619 KEYWORD nonn,base AUTHOR Bernard Schott, Mar 01 2020 EXTENSIONS More terms from Amiram Eldar, Mar 01 2020 STATUS approved

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Last modified May 31 02:51 EDT 2020. Contains 334747 sequences. (Running on oeis4.)