id:A008920 - OEIS Search Results

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Let j = | i - i_written_backwards |, k = j + j_written_backwards; then k is in this sequence.

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0, 18, 99, 198, 261, 342, 423, 504, 585, 666, 747, 828, 1089, 1170, 1251, 1332, 1413, 1494, 1575, 1656, 1737, 1818, 1998, 2871, 3762, 4653, 5544, 6435, 7326, 8217, 9108, 9999, 10890, 10989, 11781, 12672, 13563, 14454, 15345, 16236 (list; graph; listen)

	OFFSET	`0,2`
	REFERENCES	`J. H. Conway, personal communication.`
	CROSSREFS	`Sequence in context: A118606 A044269 A044650 this_sequence A087638 A064604 A140198` `Adjacent sequences: A008917 A008918 A008919 this_sequence A008921 A008922 A008923`
	KEYWORD	`nonn,base`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com) and J. H. Conway (conway(AT)math.princeton.edu)`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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