id:A117830 - OEIS Search Results

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Let S_m be the infinite sequence formed by starting with m and repeatedly reversing the digits and adding 4 to get the next term. For many small values of m (in fact for all m < 1015), S_m always enters the cycle of length 54 whose terms are shown here.

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9

5, 9, 13, 35, 57, 79, 101, 105, 505, 509, 909, 913, 323, 327, 727, 731, 141, 145, 545, 549, 949, 953, 363, 367, 767, 771, 181, 185, 585, 589, 989, 993, 403, 308, 807, 712, 221, 126, 625, 530, 39, 97, 83, 42, 28, 86, 72, 31, 17, 75, 61, 20, 6, 10, 5, 9, 13, 35, 57, 79, 101, 105, 505, 509, 909, 913, 323, 327, 727, 731, 141, 145 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`S_1015 is the first exception: this immediately enters the cycle of length 90 shown in A117807. - Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), May 05 2006` `Except for the initial 1, identical to A117828.`
	LINKS	`N. J. A. Sloane, Sequences of RADD type`
	CROSSREFS	`S_1 is given in A117828, S_3 in A117829. See also A117827, A117831, A117807.` `Sequence in context: A024950 A118837 A117828 this_sequence A061516 A146135 A101116` `Adjacent sequences: A117827 A117828 A117829 this_sequence A117831 A117832 A117833`
	KEYWORD	`nonn,base`
	AUTHOR	`Luc Stevens (lms022(AT)yahoo.com), Apr 06 2006`
	EXTENSIONS	`Edited by N. J. A. Sloane (njas(AT)research.att.com), May 05 2006`

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Last modified November 24 23:16 EST 2009. Contains 167481 sequences.

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