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A090427 Let b(0)=0; b(1)=1; b(n+2)=(e^g-1/e^g)*b(n+1)+b(n). a(n)=floor(b(n)). +0
5
0, 1, 1, 2, 4, 7, 13, 24, 43, 76, 137, 244, 435, 774, 1379, 2457, 4377, 7796, 13886, 24732, 44050, 78456, 139736, 248880, 443274, 789503, 1406162, 2504477, 4460655, 7944750, 14150175, 25202487, 44887455, 79947808, 142392836, 253611954 (list; graph; listen)
OFFSET

0,4

COMMENT

g is Euler's gamma, 0.5772156649...

a(n+1)/a(n) converges to e^g.

CROSSREFS

Cf. A090039, A090426, A093607, A093608.

Adjacent sequences: A090424 A090425 A090426 this_sequence A090428 A090429 A090430

Sequence in context: A096236 A002574 A069765 this_sequence A006745 A049284 A049285

KEYWORD

nonn

AUTHOR

Gary W. Adamson (qntmpkt(AT)yahoo.com), Nov 30 2003

EXTENSIONS

Edited by Don Reble (djr(AT)nk.ca), Nov 14 2005

page 1

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.


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