id:A141322 - OEIS Search Results

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Nonpalindromes which are products of two palindromes in base 10.

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10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 63, 64, 72, 81, 110, 132, 154, 165, 176, 198, 220, 231, 264, 275, 297, 302, 308, 322, 330, 342, 352, 362, 382, 385, 396, 423, 440, 453, 462, 483, 495, 504, 513, 524, 528 (list; graph; listen)

	OFFSET	`1,1`
	FORMULA	`{A140332 INTERSECTION COMPLEMENT(A002113)} = {n in A115683 and n <> A004086(n)}.`
	EXAMPLE	`726 is in this sequence because 22 * 33 = 726, 22 and 33 are palindromes base 10, but 726 is not a palindrome base 10.`
	CROSSREFS	`Cf. A002113, A004086, A140332.` `Sequence in context: A079026 A124867 A122426 this_sequence A099103 A094879 A116023` `Adjacent sequences: A141319 A141320 A141321 this_sequence A141323 A141324 A141325`
	KEYWORD	`base,easy,nonn`
	AUTHOR	`Jonathan Vos Post (jvospost3(AT)gmail.com), Aug 02 2008`
	EXTENSIONS	`Extended beyond 330 by R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Aug 09 2008`

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Last modified November 30 22:12 EST 2008. Contains 150989 sequences.

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