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Search: id:A007720
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A007720 Arises in attempts to apply Engel's `probabilistic abacus' to random walks on infinite square grid. +0
1
1, 2, 3, 1, 2, 3, 4, 2, 3, 3, 2, 3, 4, 4, 4, 3, 4, 5, 5, 3, 4, 5, 3, 4, 5, 5, 6, 4, 5, 6, 4, 5, 5, 6, 7, 5, 5, 6, 4, 5, 4, 5, 5, 5, 4, 4, 5, 6, 6, 5, 5, 5, 4, 5, 6, 6, 6, 4, 5, 4, 5, 5, 7, 7 (list; graph; listen)
OFFSET

1,2

CROSSREFS

Adjacent sequences: A007717 A007718 A007719 this_sequence A007721 A007722 A007723

Sequence in context: A096436 A053610 A104246 this_sequence A129968 A027615 A053737

KEYWORD

nonn,walk

AUTHOR

njas, Jim Propp (propp(AT)math.wisc.edu)

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Last modified October 6 16:13 EDT 2008. Contains 144667 sequences.


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