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A120146
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a(n) = 22 + floor( Sum_{j=1..n-1} a(j)/2 ).
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2
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22, 33, 49, 74, 111, 166, 249, 374, 561, 841, 1262, 1893, 2839, 4259, 6388, 9582, 14373, 21560, 32340, 48510, 72765, 109147, 163721, 245581, 368372, 552558, 828837, 1243255, 1864883, 2797324, 4195986, 6293979, 9440969, 14161453
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listen;
history;
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internal format)
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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A120146[n_]:= 22 + Quotient[Sum[a[k], {k, n-1}], 2];
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PROG
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(SageMath)
@CachedFunction
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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