id:A055661 - OEIS Search Results

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Tower of Hanoi positions (A055662) converted from base 3 to base 10.

+0
4

0, 1, 7, 8, 17, 15, 12, 13, 67, 68, 65, 63, 72, 73, 79, 80, 161, 159, 156, 157, 139, 140, 137, 135, 108, 109, 115, 116, 125, 123, 120, 121, 607, 608, 605, 603, 612, 613, 619, 620, 593, 591, 588, 589, 571, 572, 569, 567, 648, 649, 655, 656, 665, 663, 660, 661 (list; graph; listen)

	OFFSET	`0,3`
	LINKS	`Z. Sunic, Tree morphisms, transducers and integer sequences`
	FORMULA	`a(n) =sum (3^j((-1)^j(floor[(n/2^j+1)/2] mod 3)) with j=0 to floor[log2(n)]`
	CROSSREFS	`Cf. A055662.` `Sequence in context: A127933 A006878 A022312 this_sequence A054312 A106678 A155946` `Adjacent sequences: A055658 A055659 A055660 this_sequence A055662 A055663 A055664`
	KEYWORD	`base,nonn`
	AUTHOR	`Henry Bottomley (se16(AT)btinternet.com), Jun 06 2000`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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