id:A046353 - OEIS Search Results

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Odd numbers whose sum of prime factors is palindromic (counted with multiplicity).

+0
3

9, 15, 27, 45, 57, 85, 121, 123, 259, 305, 351, 403, 413, 415, 483, 495, 575, 597, 627, 639, 663, 687, 689, 705, 717, 735, 807, 875, 893, 931, 935, 985, 989, 1073, 1135, 1183, 1203, 1207, 1263, 1285, 1293, 1331, 1353, 1383, 1385, 1407, 1473, 1505, 1545 (list; graph; listen)

	OFFSET	`0,1`
	EXAMPLE	`689 = 13 * 53 -> 13 + 53 = 66 and 66 is a palindrome.`
	CROSSREFS	`Cf. A046352, A046354.` `Sequence in context: A013569 A129401 A164385 this_sequence A046356 A060874 A147511` `Adjacent sequences: A046350 A046351 A046352 this_sequence A046354 A046355 A046356`
	KEYWORD	`nonn`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com), Jun 15 1998.`

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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.

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