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 A005182 a(n) = floor(e^((n-1)/2)). (Formerly M1057) 2
 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; text; internal format)
 OFFSET 0,4 REFERENCES N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). LINKS R. K. Guy and N. J. A. Sloane, Correspondence, 1988. MATHEMATICA Floor[E^((Range[0, 40]-1)/2)] (* Harvey P. Dale, Mar 20 2016 *) CROSSREFS Sequence in context: A000071 A179111 A093607 * A329397 A172524 A094925 Adjacent sequences: A005179 A005180 A005181 * A005183 A005184 A005185 KEYWORD nonn AUTHOR STATUS approved

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Last modified December 6 14:43 EST 2022. Contains 358644 sequences. (Running on oeis4.)