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 A165272 First differences of A165271. 2
 1, 3, 4, 8, 10, 16, 21, 26, 34, 39, 48, 50, 60, 60, 65, 65, 65, 62, 56, 52, 40, 32, 18, 8, -8, -18, -32, -40, -52, -56, -62, -65, -65, -65, -60, -60, -50, -48, -39, -34, -26, -21, -16, -10, -8, -4, -3, -1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS a(n) = A165271(n+1) - A165271(n); a(n) > 0 for n < 24; a(n) < 0 for 24 <= n <= 48; a(n) = 0 for n > 48. LINKS CROSSREFS Cf. A165273. Sequence in context: A131355 A092534 A005232 * A310010 A294085 A115264 Adjacent sequences:  A165269 A165270 A165271 * A165273 A165274 A165275 KEYWORD sign AUTHOR Reinhard Zumkeller, Sep 13 2009 STATUS approved

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Last modified February 22 14:53 EST 2020. Contains 332137 sequences. (Running on oeis4.)