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A038373 Number of n-step self-avoiding paths on quadrant grid starting at quadrant origin. 3
1, 2, 4, 10, 24, 60, 146, 366, 912, 2302, 5800, 14722, 37368, 95304, 243168, 622518, 1594622, 4094768, 10521384, 27085436, 69768478, 179982688, 464564220, 1200563864, 3104192722 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

CROSSREFS

Cf. A034010.

Sequence in context: A191828 A065161 A191758 * A052987 A100087 A088354

Adjacent sequences:  A038370 A038371 A038372 * A038374 A038375 A038376

KEYWORD

nonn

AUTHOR

David W. Wilson (davidwwilson(AT)comcast.net)

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Last modified February 16 09:00 EST 2012. Contains 205904 sequences.