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Search: id:A160002
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| A160002 |
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Number of moves needed to solve 4-peg Tower of Hanoi Puzzle with n disks |
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+0
1
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| 0, 3, 10, 19, 34, 57, 88, 123, 176, 253, 342, 449, 572, 749, 980, 1261, 1560
(list; graph; listen)
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OFFSET
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0,2
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COMMENT
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Move n disks from the first peg to the last peg. Disks can only move between adjacent pegs in a move.
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LINKS
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A Chinese web page containing the problem and the first 13 terms
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EXAMPLE
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For n=2, 10 moves needed:
0: {1,2},{},{},{}
1: {2},{1},{},{}
2: {2},{},{1},{}
3: {2},{},{},{1}
4: {},{2},{},{1}
5: {},{},{2},{1}
6: {},{},{1,2},{}
7: {},{1},{2},{}
8: {},{1},{},{2}
9: {},{},{1},{2}
10: {},{},{},{1,2}
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CROSSREFS
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Cf. A007664. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Apr 30 2009]
Sequence in context: A028878 A010896 A135446 this_sequence A027177 A048343 A056789
Adjacent sequences: A159999 A160000 A160001 this_sequence A160003 A160004 A160005
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KEYWORD
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nonn,new
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AUTHOR
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Yi Yang (YangYi0526(AT)163.com), Apr 29 2009
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EXTENSIONS
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Added three more terms Yi Yang (YangYi0526(AT)163.com), Nov 02 2009
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