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A005182 Floor( e^{(n-1)/2} ).
(Formerly M1057)
0
0, 1, 1, 2, 4, 7, 12, 20, 33, 54, 90, 148, 244, 403, 665, 1096, 1808, 2980, 4914, 8103, 13359, 22026, 36315, 59874, 98715, 162754, 268337, 442413, 729416, 1202604, 1982759, 3269017, 5389698, 8886110, 14650719, 24154952, 39824784 (list; graph; refs; listen; history; internal format)
OFFSET

0,4

REFERENCES

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

CROSSREFS

Sequence in context: A000071 A179111 A093607 * A172524 A094925 A186537

Adjacent sequences:  A005179 A005180 A005181 * A005183 A005184 A005185

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), R. K. Guy

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Last modified February 15 23:34 EST 2012. Contains 205860 sequences.