id:A074864 - OEIS Search Results

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a(n)=a(n-1)+a(n-2)+R[a(n-3)]+R[a(n-4)] where a(0)=a(1)=a(2)=a(3)=1 and R(n) (A004086) is the reverse of n.

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1, 1, 1, 1, 4, 7, 13, 25, 49, 112, 244, 502, 1051, 2206, 3904, 7816, 19243, 37174, 66697, 144349, 292510, 563698, 1879315, 3401746, 6192718, 15630610, 33434152, 63708721, 106919440, 197375245, 342218854, 597294436, 1527006682, 3125687152 (list; graph; listen)

	OFFSET	`1,5`
	CROSSREFS	`Cf. A000288.` `Adjacent sequences: A074861 A074862 A074863 this_sequence A074865 A074866 A074867` `Sequence in context: A074863 A118334 A004119 this_sequence A074865 A072683 A122552`
	KEYWORD	`easy,base,nonn`
	AUTHOR	`Felice Russo (felice.russo(AT)katamail.com), Sep 11 2002`
	EXTENSIONS	`More terms from Joshua Zucker (joshua.zucker(AT)stanfordalumni.org), May 08 2006`

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Last modified May 11 10:28 EDT 2008. Contains 139662 sequences.

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