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Search: id:A083048
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A083048 Main diagonal of table A083047. +0
3
1, 5, 17, 36, 80, 164, 300, 575, 1020, 1884, 3426, 5921, 10568, 18697, 31850, 55716, 94332, 163579, 282388, 474625, 814328, 1363979, 2328358, 3963781, 6609951, 11209355, 18969158, 31524783, 53186480, 88235842, 148471479, 249459365 (list; graph; listen)
OFFSET

0,2

FORMULA

a(n)=T(n, n), where T(n, 0)=floor(n*x/(x-1))+1, T(n, k+1)=ceil(x*T(n, k)), for n>=0, k>=0, with x=(sqrt(5)+1)/2.

CROSSREFS

Cf. A083044, A083047, A083050, A083049.

Sequence in context: A026394 A004538 A146231 this_sequence A123669 A121325 A145689

Adjacent sequences: A083045 A083046 A083047 this_sequence A083049 A083050 A083051

KEYWORD

nonn

AUTHOR

Paul D. Hanna (pauldhanna(AT)juno.com), Apr 18 2003

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Last modified December 6 13:45 EST 2009. Contains 170429 sequences.


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