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A063892 a(1) = a(2) = a(3) = 1, a(n) = a(n-a(n-2))+a(n-a(n-3)) for n>3. 2
1, 1, 1, 2, 4, 6, 5, 3, 3, 9, 6, 4, 7, 12, 9, 5, 7, 10, 16, 16, 10, 12, 12, 16, 14, 21, 13, 17, 8, 14, 24, 26, 19, 12, 8, 23, 22, 23, 12, 17, 18, 28, 35, 26, 16, 22, 34, 47, 22, 6, 10, 36, 69, 36 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

COMMENTS

Undefined for n>54 since a(53)=69>=55.

LINKS

Table of n, a(n) for n=1..54.

EXAMPLE

a(7) = a(7-a(5))+a(7-a(4)) = a(7-4)+a(7-2) = a(3)+a(5) = 1+4 = 5.

CROSSREFS

Cf. A005185, A046700, A063882.

Sequence in context: A082747 A127275 A071288 * A022485 A177961 A179225

Adjacent sequences:  A063889 A063890 A063891 * A063893 A063894 A063895

KEYWORD

fini,full,nonn

AUTHOR

Henry Bottomley, Aug 29 2001

STATUS

approved

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Last modified May 22 08:42 EDT 2013. Contains 225514 sequences.