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 A145909 First 6-fold decimation of A061039. First bisection of A144454. 2
 0, 8, 8, 16, 80, 40, 56, 224, 32, 40, 440, 176, 208, 728, 280, 320, 1088, 136, 152, 1520, 560, 616, 2024, 736, 800, 2600, 312, 336, 3248, 1160, 1240, 3968, 1408, 1496, 4760, 560, 592, 5624, 1976, 2080, 6560, 2296, 2408, 7568, 880, 920 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 LINKS G. C. Greubel, Table of n, a(n) for n = 0..5000 FORMULA a(n) = A061039(6*n+3). MAPLE A145909 := proc(n) ; A061039(6*n+3) end proc: seq(A145909(n), n=0..80) ; # R. J. Mathar, Jan 06 2011 MATHEMATICA Numerator[(1/9)*(1 - 1/(2*Range[0, 75]+1)^2)] (* G. C. Greubel, Mar 08 2022 *) PROG (Sage) [numerator((1/9)*(1 - 1/(2*n+1)^2)) for n in (0..75)] # G. C. Greubel, Mar 08 2022 CROSSREFS Cf. A061039, A144454. Sequence in context: A245420 A022091 A171188 * A168409 A135405 A006784 Adjacent sequences:  A145906 A145907 A145908 * A145910 A145911 A145912 KEYWORD nonn,easy,less AUTHOR Paul Curtz, Oct 24 2008 STATUS approved

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Last modified August 16 20:45 EDT 2022. Contains 356169 sequences. (Running on oeis4.)